jump the gun
Meaning
To do something too soon or start before the appropriate time, often causing problems or confusion.
Origin
From track races where a starter’s pistol (“gun”) signals the start; someone who moves before it “jumps the gun,” committing a false start. It broadened to mean acting prematurely.
Notes
Suggests acting prematurely, often with a mild warning or criticism. Common in conversation and business contexts. Implies you should wait for confirmation, timing, or readiness.
Examples
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He jumped the gun and announced the results before the votes were fully counted.
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I think we’re jumping the gun by booking flights before the budget is approved.
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Don’t jump the gun—wait until the contract is signed.
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She apologized for jumping the gun and telling everyone about the promotion too soon.
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If you jump the gun on repairs, you might replace parts that aren’t actually broken.
Grammar & Usage Notes
Usually used with a person/subject + “jump(s)/jumped the gun” or “don’t jump the gun.” Tense inflects (jump/jumped). Object is fixed (“the gun”), and wording is fairly fixed.
Synonyms
- act too soon
- start too early
- be premature
- get ahead of oneself
- rush in
Antonyms
- wait for the green light
- hold off
- bide one's time
- wait until the dust settles