Dictionary.com

jam

1
[ jam ]
/ dʒæm /
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verb (used with object), jammed, jam·ming.

verb (used without object), jammed, jam·ming.

noun

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Origin of jam

1
First recorded in 1700–10; apparently imitative; cf. champ1, dam1

Definition for jam (2 of 3)

jam2
[ jam ]
/ dʒæm /

noun

a preserve of whole fruit, slightly crushed, boiled with sugar: strawberry jam.

Origin of jam

2
First recorded in 1720–30; perhaps special use of jam1
jamlike, jammy, adjective

Definition for jam (3 of 3)

Jam.

abbreviation

Jamaica.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for jam (1 of 3)

jam1
/ (dʒæm) /

verb jams, jamming or jammed

noun

jammer, noun
C18: probably of imitative origin; compare champ 1

British Dictionary definitions for jam (2 of 3)

jam2
/ (dʒæm) /

noun

a preserve containing fruit, which has been boiled with sugar until the mixture sets
slang something desirableyou want jam on it
jam today the principle of living for the moment
C18: perhaps from jam 1 (the act of squeezing)

British Dictionary definitions for jam (3 of 3)

Jam.

abbreviation for

Jamaica
Bible James
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for jam

jam
[ jăm ]

v.

To block, congest, or clog.
To crush or bruise.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Idioms and Phrases with jam

jam

see under get in a bind.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
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