chum salmon Word Origin noun
- a Pacific salmon, Oncorhynchus keta, occurring from southern California to Alaska and off the coasts of Japan and Korea, fished commercially and for sport.
Origin of chum salmon 1905–10; chum Chinook Jargon cam mixed colors, spotted, striped Lower Chinook c’ə́m(·) variegatedAlso called chum, dog salmon, keta.