The situation where material becomes jammed in a machine.

plural of jam-up

Third-person singular simple present indicative form of jam-pack

present participle of jam-pack

plural of jam drop

(music) An informal gathering of musicians to play music, especially improvised jazz or a similar genre.

(music) A type of band that plays any of several styles of country-influenced folk-rock and is associated with a particular subculture known for following said bands to shows, trading recordings of them and keeping their fandom alive.

plural of raspberry jam tree

(Australia) Synonym of jam (“the tree Acacia acuminata”)

plural of traffic jam