noun

clue

Translation

clue, hint, indication

The police are looking for clues.

I haven't a clue what to do.

I don't have a clue what to do.

Give me a clue for the crossword.

((a)) clue ((to/about sth.)) a piece of evidence or information The letter was a clue to his location.

not have ((a)) clue to not know anything about something I don't have a clue where she is.

Synonyms: hint, sign, indication, tip

From Middle English 'clewe', a ball of thread. The modern sense comes from the idea of following a thread through a labyrinth.

Imagine a detective finding a 'clue' that helps them unravel a mystery, like pulling on a thread (the original meaning).