Bull trout

1. The huso or salmon of the Danube.
2. In England, a large salmon trout of several species, as Salmo trutta and S. Cambricus, which ascend rivers; — called also sea trout.
3. Salvelinus malma of California and Oregon; — called also Dolly Varden trout and red-spotted trout.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.