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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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Origin of clueless

First recorded in 1940–45; clue + -less

Words nearby clueless

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use clueless in a sentence

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
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