clueless

adjective

clue·​less ˈklü-ləs 

1

: having or providing no clue

a clueless case for the police to solve

2

: completely or hopelessly bewildered, unaware, ignorant, or foolish

clueless about what they want

cluelessly adverb

I played dumb. I have arrived at a point in my life where I can perform this stunt with aplomb. "What do you mean?" I asked, as cluelessly as I knew how.

—Steve Friedman

cluelessness noun

Mowrey is also trying to make a deer hunter of Bentley, whose cluelessness as an outdoors-man is a rich source of amusement to his country-boy crony.

—Austin Murphy

Synonyms

• ignorant
• unaware
• oblivious

Examples of clueless in a Sentence

When it comes to computers, I'm clueless.

They were clueless about what to do.

Recent Examples on the Web

Lyles backtracked, of course, after being called out for her clueless comments. —Boston Herald Editorial Staff, Boston Herald, 10 Sep. 2025

The death of the summer job for teens is another reason many Gen Z twenty-somethings seem clueless in the workforce. —Cortney Harding, Forbes.com, 8 Sep. 2025

Faced with this nuance, California was largely clueless. —Chris Willman, Variety, 8 Sep. 2025

One of Al Pacino’s finest performances of the 1970s — which, with the Godfather films and Serpico, is an absurd hot hand — is as the enigmatic, wild-eyed Sonny, a man who performs a desperate bank robbery with his partner (the late John Cazale, by turns heartbreakingly clueless and dopily funny). —Christina Newland, Vulture, 5 Sep. 2025

Word History

First Known Use

1743, in the meaning defined at sense 1

Rhymes for clueless

• shoeless
• viewless

Kids Definition

clueless

adjective

clue·​less ˈklü-ləs 

: having or providing no clue