sasquatch (n.)

1929, from Halkomelem (Salishan), a native language of the Pacific Northwest, sæsq'ec, one of a race of huge, hairy man-monsters supposed to inhabit the Pacific northwest woods in American Indian lore and also known as bigfoot.

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Definitions of sasquatch from WordNet

Sasquatch (n.)
large hairy humanoid creature said to live in wilderness areas of the United States and Canada;
Synonyms: Bigfoot