jump-up

noun
1.
(in the Caribbean) an occasion of mass dancing and merrymaking, as in a carnival
verb (intransitive, adverb)
2.
to stand up quickly and suddenly
3.
(in the Caribbean) to take part in a jump-up
Slang definitions & phrases for jump-up

jump-up

noun

A job that must be done at once, with little time to think and prepare (1970s+ Army)