clue /kluː/noun 5verb 2forms 4phrases 4 noun5 •a piece of information that brings someone closer to an answer or to the truthGive me a clue because the question is too vague. •An object or a kind of indication which may be used as evidence.The detectives were looking for some clues at the scene of the crime. •The text that indicates an answer in a crossword puzzle. •Insight or understanding ("to have a clue [about]" or "to have clue". See have a clue, clue stick)I had little clue that I was being carefully monitored by the CCTV. •(no longer used) A strand of yarn etc. as used to guide one through a labyrinth; something which points the way, a guide.she had even had in the past a small smug conviction that in the domestic labyrinth she always kept the clue. — 1897 verb2 •To provide with a clue.The crossword compiler wasn't sure how to clue the word "should". •To provide someone with information which they lack (often used with "in" or "up").Smith, clue Jones in on what's been happening. formsclued · clueing · cluing · clues Phrases with clue clue inTo inform or tell. clue stickA metaphorical stick used to beat information or understanding into a slow learner. clue upTo become knowledgeable on a subject. get a clueTo become aware of the obvious reality of a situation, often used as a command to indicate frustration