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clueless

[ kloo-lis ]
/ ˈklu lɪs /
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adjective Informal.

ignorant, unaware, or uninformed: I remember thinking my mom was clueless when I was a teenager.

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Nearby words

cluck, clucky, clue, clue in, clued-up, clueless, cluj, cluj-napoca, clumber spaniel, clump, clumperton

Origin of clueless

First recorded in 1940–45; clue+ -less
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for clueless

clueless

/ (ˈkluːlɪs) /

adjective

slang helpless; stupid
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

Word Origin and History for clueless

clueless


adj.

1862, "trackless," from clue (n.) + -less. Meaning "ignorant, uninformed" is from 1943, said to be RAF slang from 1930s. Student slang use by 1985 is perhaps an independent extension along the same line. Related: Cluelessly; cluelessness.

Online Etymology Dictionary, © 2010 Douglas Harper