from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A fat, thick-bodied variety of the lake trout, found in the upper part of Lake Superior.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A freshwater fish from Lake Superior in the Great Lakes, a variety of the lake trout.
from the GNU version of the Collaborative International Dictionary of English
- n. A large, fat variety of the namaycush found in Lake Superior; -- called also siskawet, siskiwit.
from The Century Dictionary and Cyclopedia
- n. A variety of the great lake-trout, Salvelinus (Cristivomer) namaycush, var. siscowet, found in Lake Superior, originally described as a distinct species called Salmo siscowet. See laketrout, 2.
Short for Ojibwa pēmitēwiskawēt : pimitēw-, oil + iskawē, to have flesh of a specified type.(American Heritage® Dictionary of the English Language, Fourth Edition)
From French ciscoette, from Ojibwe siscowet, sometimes said to mean "cooks itself". (Wiktionary)