jam /ˈʤæm/
果醬,擁塞之物,堵塞,困境(vt.)擠進,使塞滿,混雜,壓碎,使堵塞(vi.)堵塞
jam
卡住; 夾紙
jam
干擾 夾紙
Jam n. A kind of frock for children.
Jam, v. t. [imp. & p. p. Jammed p. pr. & vb. n. Jamming.]
1. To press into a close or tight position; to crowd; to squeeze; to wedge in; to cram; as, rock fans jammed the theater for the concert.
The ship . . . jammed in between two rocks. --De Foe.
2. To crush or bruise; as, to jam a finger in the crack of a door. [Colloq.]
3. Naut. To bring (a vessel) so close to the wind that half her upper sails are laid aback.
Jam, n.
1. A mass of people or objects crowded together; also, the pressure from a crowd; a crush; as, a jam in a street; a jam of logs in a river.
2. An injury caused by jamming. [Colloq.]
Jam, n. A preserve of fruit boiled with sugar and water; also called jelly; as, raspberry jam; currant jam; grape jam.
Jam nut. See Check nut, under Check.
Jam weld Forging, a butt weld. See under Butt.
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jam
n 1: preserve of crushed fruit
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]
3: a dense crowd of people [syn: crush, press]
4: deliberate radiation or reflection of electromagnetic energy
for the purpose of disrupting enemy use of electronic
devices or systems [syn: jamming, electronic jamming]
v 1: press tightly together or cram; "The crowd packed the
auditorium" [syn: throng, mob, pack, pile]
2: push down forcibly; "The driver jammed the brake pedal to
the floor"
3: crush or bruise; "jam a toe" [syn: crush]
4: interfere with or prevent the reception of signals; "Jam the
Voice of America"; "block the signals emitted by this
station" [syn: block]
5: get stuck and immobilized; "the mechanism jammed"
6: crowd or pack to capacity; "the theater was jampacked" [syn:
jampack, ram, chock up, cram, wad]
7: block passage through; "obstruct the path" [syn: obstruct,
obturate, impede, occlude, block, close up]
[ant: free]
[also: jamming, jammed]