1. [ noun ] (food) preserve of crushed fruit
Related terms: conserve strawberry_jam
2. [ verb ] press tightly together or cram
Synonyms: pile throng pack mob

"The crowd packed the auditorium"

Related terms: crowd batch multitude
3. [ verb ] interfere with or prevent the reception of signals
Synonyms: block

"Jam the Voice of America" "block the signals emitted by this station"

Related terms: interrupt spot_jam barrage_jam blanket_jam point_jam jamming
4. [ verb ] crush or bruise
Synonyms: crush

"jam a toe"

Related terms: bruise
5. [ verb ] push forcibly, as of brakes

: "The driver jammed the brake pedal to the floor"

Related terms: push
6. [ verb ] crowd or pack to capacity
Synonyms: cram ram chock_up wad pack jampack

"the theater was jampacked"

Related terms: stuff cram
7. [ verb ] get stuck and immobilized

"the mechanism jammed"

Related terms: malfunction
8. [ noun ] informal terms for a difficult situation
Synonyms: fix mess muddle pickle kettle_of_fish hole

"he got into a terrible fix" "he made a muddle of his marriage"

Related terms: difficulty dog's_breakfast
9. [ verb ] (food) eat until one is sated
Synonyms: fill stuff cram fill_up

"He filled up on turkey"

Related terms: eat gorge
10. [ verb ] block passage through
Synonyms: obstruct impede occlude close_up obturate block

"obstruct the path"

Related terms: free impede barricade clog blockade dam suffocate tie_up barricade barricade screen land_up obstruction blocking obturator obstruction
11. [ noun ] a dense crowd of people
Synonyms: press crush
Related terms: crowd traffic_jam press
12. [ noun ] (military,electronics) deliberate radiation or reflection of electromagnetic energy for the purpose of disrupting enemy use of electronic devices or systems
Synonyms: electronic_jamming jamming
Related terms: electronic_countermeasures spot_jamming barrage_jamming
Similar spelling:   Jama