SAT witless Definition Lacking intelligence or common sense; foolish. Example "His witless remarks annoyed everyone in the meeting." Sign in to save SAT Quiz → ← withstand witness → Study tips featuring "witless" Let the Argument Reveal Unfamiliar Word Meanings Map the Author's Attitude Before Reading Questions Stop Skipping Words and Read the Tone Related words SAT antonym SAT abase SAT abdicate SAT abdomen SAT abduction SAT abet SAT abeyance SAT abject SAT abjure SAT ablution SAT abnegate SAT abnormal