OpenSynonym

jam

/dʒæm/

NOUN

1. Sweet fruit preserve

A thick, sweet food made by boiling crushed or chopped fruit with sugar until it reaches a spreadable consistency.

1.1. Fruit spreads and preserves

Used to describe a sweet fruit-based preserve commonly spread on bread, toast, pastries, or other foods.

Synonyms

  • preserve
  • conserve
  • fruit preserve
  • fruit spread

Examples

  • She spread homemade strawberry jam on a slice of warm toast.
  • The bakery serves freshly baked bread with butter and raspberry jam.

Related Words

NOUN

2. Difficult or troublesome situation

An unpleasant, complicated, or challenging situation in which someone experiences difficulty finding a solution or getting out of trouble.

2.1. Personal trouble and difficulties

Used informally to describe being in an awkward, troublesome, or difficult situation that requires help or a solution.

Synonyms

  • pickle
  • fix
  • bind
  • predicament
  • quandary
  • dilemma
  • muddle
  • mess
  • trouble
  • hot water

Antonyms

Examples

  • I'm in a real jam because I forgot to bring my wallet.
  • The unexpected breakdown left us in a difficult jam.
  • She helped her friend get out of a financial jam.

Related Words

2.2. Urgent and challenging circumstances

Used to describe a pressing situation involving immediate difficulties, limited options, or the need to make a difficult decision.

Synonyms

Antonyms

Examples

  • The company found itself in a financial jam after losing its biggest customer.
  • We were in a serious jam and had to make a decision immediately.

Related Words

NOUN

3. Blockage and congestion

A condition in which movement or passage is obstructed because something is crowded, tightly packed, or unable to move freely.

3.1. Traffic congestion

Used to describe a situation in which vehicles are crowded together and movement becomes slow or completely stopped.

Synonyms

  • traffic congestion
  • gridlock
  • bottleneck
  • tailback
  • tie-up
  • snarl-up

Antonyms

  • clearance
  • free flow
  • unobstructed traffic

Examples

  • We were caught in a terrible traffic jam on the highway.
  • A minor accident caused a massive jam near the city center.

Related Words

  • traffic
  • rush hour
  • roadblock
  • slowdown
  • standstill
  • vehicle

3.2. Physical obstruction and blockage

Used to describe an obstruction that prevents something from passing through a narrow opening, passage, or mechanical system.

Synonyms

Antonyms

Examples

  • The plumber discovered a jam in the drainage system.
  • A paper jam prevented the printer from completing the document.

Related Words

3.3. Crowded gatherings and packed spaces

Used to describe an extremely crowded situation in which people or objects are packed tightly together, making movement difficult.

Synonyms

  • crush
  • press
  • throng
  • crowd
  • concourse

Antonyms

Examples

  • The station was a complete jam during the evening rush hour.
  • A jam of spectators gathered around the entrance to see the performers.

Related Words

  • multitude
  • mob
  • congestion
  • overcrowding
  • crowdedness

NOUN

4. Informal musical performance

An informal musical gathering or performance in which musicians play together, often improvising without a predetermined arrangement or strict preparation.

4.1. Improvised musical sessions

Used to describe an informal gathering of musicians who play together spontaneously, experimenting with melodies, rhythms, and musical ideas.

Synonyms

Examples

  • The musicians organized a late-night jazz jam at the local club.
  • Everyone joined the jam after the formal concert had ended.

Related Words

NOUN

5. Favorite or popular song

An informal term for a song or musical track, especially one that someone particularly enjoys or considers exciting and appealing.

5.1. Favorite songs and music tracks

Used in informal speech to refer to a favorite song, enjoyable musical recording, or track that someone likes listening to.

Synonyms

  • song
  • track
  • tune

Examples

  • That new song is my favorite jam right now.
  • She played her favorite jam during the road trip.

Related Words

  • playlist
  • album
  • recording
  • music
  • melody
  • soundtrack

VERB

6. Getting stuck or trapped

To become caught, wedged, or immobilized in a confined space or position, preventing something from moving freely.

6.1. Objects becoming stuck

Used when an object or mechanical component becomes trapped or wedged in a position and cannot move or operate normally.

Synonyms

Antonyms

Examples

  • The printer jammed halfway through printing the document.
  • The key became jammed inside the old door lock.
  • The drawer keeps jamming whenever I try to close it.

Related Words

6.2. Body parts becoming trapped

Used when a finger, toe, or another body part becomes caught or compressed between objects, making movement difficult.

Synonyms

  • get trapped
  • get wedged
  • get caught

Antonyms

  • get free
  • escape
  • disengage

Examples

  • His finger jammed between the door and its frame.

Related Words

  • entrapment
  • compression
  • pinching
  • injury
  • pressure

VERB

7. Forcing something into a confined space

To push, squeeze, or force something into a space, often making it fit tightly or occupy more room than is comfortable.

7.1. Cramming and squeezing objects

Used when something is forced into a limited space by pushing, compressing, or packing it tightly.

Synonyms

Antonyms

Examples

  • She managed to jam all her clothes into a small suitcase.
  • He jammed the boxes into the back of the truck.
  • They tried to jam as many people as possible into the elevator.

Related Words

  • compression
  • overcrowding
  • capacity
  • container
  • space
  • pressure

7.2. Forceful pushing and insertion

Used when someone pushes or thrusts an object into a particular position with considerable force or urgency.

Synonyms

Antonyms

Examples

  • He jammed the key into the lock and turned it forcefully.
  • The driver jammed his foot down on the brake pedal.

Related Words

VERB

8. Causing congestion or obstruction

To block, obstruct, or overcrowd a passage, system, or space so that movement or normal operation becomes difficult or impossible.

8.1. Blocking passages and pathways

Used when something obstructs a route, opening, or passage and prevents people, vehicles, or objects from moving through freely.

Synonyms

Antonyms

Examples

  • Parked vehicles jammed the narrow entrance to the building.
  • Fallen branches jammed the road after the storm.

Related Words

8.2. Overloading systems and equipment

Used when excessive amounts of material, information, or activity cause a machine, system, or process to become congested or stop functioning properly.

Synonyms

Antonyms

Examples

  • Too many simultaneous requests jammed the server.
  • Excessive paper loading can jam the printing machine.

Related Words

VERB

9. Interfering with electronic signals

To deliberately interfere with the transmission or reception of radio, television, or other electronic signals, preventing them from being received clearly.

9.1. Radio and communication interference

Used when electronic signals are intentionally disrupted or blocked, commonly through the transmission of interfering radio-frequency signals.

Synonyms

Antonyms

  • amplify
  • transmit
  • restore
  • clear

Examples

  • The military attempted to jam the enemy's communication signals.
  • Electronic interference jammed the radio transmission.

Related Words

VERB

10. Playing improvised music

To play music informally, especially with other musicians, often creating or improvising melodies and rhythms without following a fully rehearsed arrangement.

10.1. Informal musical improvisation

Used when musicians perform together spontaneously, experimenting with musical ideas and improvising rather than following a strictly planned performance.

Synonyms

Examples

  • The band stayed late to jam together in the recording studio.
  • They spent the afternoon jamming on their guitars.

Related Words

VERB

11. Crushing or bruising a body part

To injure a finger, toe, or another body part by suddenly compressing or squeezing it between hard surfaces.

11.1. Finger and toe injuries

Used when a digit or body part is accidentally compressed or struck, causing pain, bruising, or other minor injuries.

Synonyms

  • crush
  • bruise
  • squeeze
  • contuse
  • pinch

Antonyms

Examples

  • He jammed his finger while closing the heavy door.
  • She jammed her toe against the edge of the table.

Related Words