jam
1. preserve of crushed fruit (Freq. 3)
• Hypernyms:
conserve, preserve, conserves, preserves
• Hyponyms:
strawberry jam, strawberry preserves
2. informal terms for a difficult situation
- he got into a terrible fix
- he made a muddle of his marriage
• Syn:
fix, hole, mess, muddle, pickle, kettle of fish
• Hypernyms:
difficulty
• Hyponyms:
dog's breakfast, dog's dinner
3. deliberate radiation or reflection of electromagnetic energy for the purpose of disrupting enemy use of electronic devices or systems
• Syn:
jamming, electronic jamming
• Derivationally related forms:
jam (for: jamming)
• Hypernyms:
electronic countermeasures, ECM
• Hyponyms:
barrage jamming, spot jamming, selective jamming
4. a dense crowd of people
• Syn:
crush, press
• Derivationally related forms:
press (for: press)
• Hypernyms:
crowd
• Hyponyms:
traffic jam, snarl-up
1. press tightly together or cram (Freq. 1)
- The crowd packed the auditorium
• Syn:
throng, mob, pack, pile
• Derivationally related forms:
pile (for: pile), mob (for: mob), throng (for: throng)
• Hypernyms:
crowd, crowd together
• Verb Frames:
- Somebody ----s PP
2. push down forcibly (Freq. 1)
- The driver jammed the brake pedal to the floor
• Hypernyms:
push, force
• Verb Frames:
- Somebody ----s something
- Something ----s something
3. interfere with or prevent the reception of signals (Freq. 1)
- Jam the Voice of America
- block the signals emitted by this station
• Syn:
block
• Derivationally related forms:
jamming
• Hypernyms:
interrupt, disrupt, break up, cut off
• Hyponyms:
barrage jam, point jam, spot jam, blanket jam
• Verb Frames:
- Somebody ----s something
- Something ----s something
4. crush or bruise (Freq. 1)
- jam a toe
• Syn:
crush
• Hypernyms:
bruise, contuse
• Verb Frames:
- Somebody ----s something
- Did he jam his foot?
5. get stuck and immobilized
- the mechanism jammed
• Hypernyms:
malfunction, misfunction
• Verb Frames:
- Something ----s
- Something is ----ing PP
- They want to jam the doors
6. block passage through
- obstruct the path
• Syn:
obstruct, obturate, impede, occlude, block, close up
• Ant:
free (for: obstruct)
• Derivationally related forms:
blocking (for: block), occlusive (for: occlude), occlusion (for: occlude), impediment (for: impede), obturator (for: obturate), obstructive (for: obstruct), obstruction (for: obstruct), obstructer (for: obstruct), obstructor (for: obstruct)
• Hypernyms:
impede, hinder
• Hyponyms:
blockade, block off, barricade, barricado, suffocate,
stifle, asphyxiate, choke, tie up, dam, dam up,
screen, block out, land up, earth up, block, stop,
block up, bar, clog, choke off, clog up, back up,
congest, foul
• Verb Frames:
- Somebody ----s something
- Something ----s something
7. crowd or pack to capacity
- the theater was jampacked
• Syn:
jampack, ram, chock up, cram, wad
• Derivationally related forms:
wad (for: wad)
• Hypernyms:
stuff
• Verb Group:
cram
• Verb Frames:
- Somebody ----s something
- Somebody ----s something PP
- Somebody ----s something with something
- They jam the books into the box
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