Chum
Chum (chum) , noun
[Perh. a contraction from comrade or chamber fellow: compare also Anglo-Saxon cuma a comer, guest.]
A roommate, especially in a college or university; an old and intimate friend.
Collocations (1)
New chum , a recent immigrant. [Australia]
Chum , intransitive verb
To occupy a chamber with another; as, to chum together at college. [United States]
Chum , noun
Chopped pieces of fish used as bait. [United States]