clue in

Idioms  

1. Also, clue up. Give someone guiding information, as in It's time someone clued us in on what's happening, or I hope they clue us up soon. This expression, which uses the verb clue in the sense of “inform,” is sometimes put simply as clue (as in I'll clue you—this isn't going to work). [Colloquial; mid-1900s] Also see not have a clue.

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Example Sentences

For now, the study offers a compelling clue: in diabetes, body weight may not be the only driver of insulin resistance.

From Science Daily • May 31, 2026

My exposure to this all stems from being around salespeople who were not competent and didn’t have a clue in how to sell, so they fell back on trite sayings.

From The Wall Street Journal • Feb. 26, 2026

A study in the journal Nature last year discovered a "really important first clue" in this area, Coleman said.

From Barron's • Feb. 17, 2026

The quarterback intentionally didn’t clue in most of his teammates about the call.

From Los Angeles Times • Nov. 16, 2023

You have found the first clue in Garrison Griswold's literary scavenger hunt launched on November 10.

From "Book Scavenger" by Jennifer Chambliss Bertman

Related Words

• address
• advise
• alert
• caution
• hint
• inform
• instruct
• notify
• order
• predict
• prepare
• prompt
• recommend
• remind
• signal
• suggest
• summon
• tell
• threaten
• urge