Idiom

Once bitten, twice shy

neutralUS and UKFailure idiomsLuck idioms

Once bitten, twice shy means that after a bad experience, people become extra careful to avoid the same thing happening again.

How people use it

People say it to explain caution that comes from past hurt, such as being wary of a new business deal after losing money on an old one. It often works as a comment about yourself (I trusted a cheap moving company once; once bitten, twice shy). It can also describe someone else's hesitation in a sympathetic way. Twice shy means twice as cautious from then on, not shy only on the second try. It is a neutral proverb that fits most situations.

Also said: once burned, twice shy.

Examples

Where it comes from

The proverb rests on a simple picture: an animal or a child bitten once by a dog will keep its distance afterward. Older English proverbs made the same point, such as 'a burnt child dreads the fire.' The 'once bitten, twice shy' wording appears in British writing by the mid-1800s. Americans often say 'once burned, twice shy' instead.

Check yourself

1. What does once bitten, twice shy suggest about someone?

2. Which situation fits the proverb best?

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