clue in

1. 1.

   provide someone with a clue

   “Can you clue me in?”

   Broaderhint

Questions about clue in

What does clue in mean?

clue in means "provide someone with a clue".

Is clue in a common word?

clue in is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.