skookum

[ skoo-kuh m ]
/ ˈsku kəm /

adjective Northwest U.S., Canada.

large; powerful; impressive.
excellent; first-rate.

Origin of skookum

1825–35, Americanism; < Chinook Jargon: strong, powerful < Lower Chehalis (Salishan language of the Washington coast) skwəkwə́m ghost, spirit, monster (hence, apparently “fearsome” > “powerful” in Chinook Jargon)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for skookum

skookum
/ (ˈskuːkəm) /

adjective

Canadian strong or brave

Word Origin for skookum

C19: from Chinook Jargon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012