Chum (?), n. [Perh. a contraction fr. comrade or chamber fellow: cf. also AS. cuma a comer, guest.]
A roommate, especially in a college or university; an old and intimate friend.
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Chum, v. i. [imp. p. p. Chummed (?); p. pr. & vb. n. Chumming.]
To occupy a chamber with another; as, to chum together at college. [U. S.]
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Chum, n.
Chopped pieces of fish used as bait. [U. S.]
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Chum, n. --
New chum, a recent immigrant. [Australia]
© Webster 1913