chum Meaning, Definition & Usage

  1. noun a close friend who accompanies his buddies in their activities
    crony; sidekick; buddy; brother; pal.
  2. noun bait consisting of chopped fish and fish oils that are dumped overboard to attract fish
  3. noun a large Pacific salmon with small spots on its back; an important food fish
    chum salmon; Oncorhynchus keta.

WordNet

Chum noun
Etymology
Perh. a contraction fr. comrade or chamber fellow: cf. also AS. cuma a comer, guest.
Definitions
  1. A roommate, especially in a college or university; an old and intimate friend.
Chum intransitive verb
Wordforms
imperfect past participle Chummed ; present participle & verbal noun Chumming
Definitions
  1. To occupy a chamber with another; as, to chum together at college. U. S.
Chum noun
Definitions
  1. Chopped pieces of fish used as bait. U. S.

Webster 1913