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

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

There’s a clue in the initial press release.

From Slate • Feb. 11, 2026

Scientists at Johns Hopkins University may have uncovered a promising clue in the long-running effort to confirm the existence of dark matter.

From Science Daily • Oct. 18, 2025

Maybe this dude will take pity on me and I can clue in Tagoe and Malcolm on this huge mystery.

From "They Both Die at the End" by Adam Silvera

Related Words

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