chum up
To apply chum to water as bait.
Definitions
UK
#2·Apr 27, 2026UK
(idiomatic, informal) To be friendly toward (with or to) someone, especially in an ingratiating way; to form a friendship (with).
I chummed up with a few of my new work colleagues.
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UK
#3·Apr 27, 2026UK
(obsolete, UK, prison slang, transitive) To initiate (a new prisoner) through a ritual involving beating him with sticks and swords, accompanied by music, to extort money from him.
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UK
#1·Apr 27, 2026UK
To apply chum to water as bait.
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Other words near "chum up" (C)
chumpakachump-changechump chopchumpionchump offchumpychunamchunderbannieschunderingchunderouschundolechungus
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