: to make a double check. : a careful checking to determine accuracy, condition, or progress especially of something already checked. Examples are automatically compiled from online sources to show …

“Double-check” is a hyphenated phrasal verb. We use it to make sure that something is correct or safe, and it is most commonly written with the hyphen. Since it’s officially recognized with the hyphen, …

DOUBLE-CHECK definition: 1. If you double-check something, you make certain it is correct or safe, usually by examining it…. Learn more.

When you double-check or triple-check something, you ensure it is safe, improving, or correct. For example, you might want to double-check your room before leaving.

double check n. A careful reinspection or reexamination to assure accuracy or proper condition; verification. dou′ble-check′ v.

Definition of double-check noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

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If you double-check something, you examine or test it a second time to make sure that it is completely correct or safe. Check and double-check spelling and punctuation.

Nov 27, 2025 · Why don't you make another double check of the house to see if there are still rats around? (chess, countable, uncountable) A check delivered by two pieces simultaneously.

Be sure to double-check your answers before handing in your test. I thought I mailed the letter already, but let me double-check. Did you do a double check of the list?