Bull Trout

Part of speech: noun (n.)

1. In England, a large salmon trout of several species, as Salmo trutta and S. Cambricus, which ascend rivers; -- called also sea trout.

2. Salvelinus malma of California and Oregon; -- called also Dolly Varden trout and red-spotted trout.

3. The huso or salmon of the Danube.