knock on wood
Meaning
Said to avoid “jinxing” yourself after mentioning good luck or hoping something continues; a superstitious way to prevent bad luck.
Origin
From a widespread superstition that touching/knocking wood brings protection or luck—often linked to pre-Christian beliefs about spirits in trees or later Christian associations with the Cross; used after tempting fate.
Notes
A casual, superstitious aside said after mentioning good fortune or hopes, to avoid jinxing it. Often accompanied by actually tapping a wooden surface.
Examples
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I haven’t gotten sick all winter, knock on wood.
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The car’s been running smoothly lately—knock on wood it stays that way.
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Knock on wood, I think we’ll finish the project on time.
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I’ve never lost my wallet, knock on wood.
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She said business has been steady, and then she knocked on wood to be safe.
Grammar & Usage Notes
Usually an imperative phrase used parenthetically: “Knock on wood,” or “(knock on wood)” after a statement. Also “touch wood” (esp. UK). Often no article; sometimes “knock on the wood” sounds odd.
Synonyms
- touch wood
- fingers crossed (related but different)
Antonyms
- jinx it
- tempt fate