Meaning of “double-check” in the English Dictionary

british dictionary

(Definition of “double-check” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"double-check" in American English

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to make certain that something is correct or safe, usually by examining it again:

I always double-check to make sure I locked the door.

(Definition of “double-check” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"double-check" in Business English

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double-checkverb [ I or T ]

uk /ˌdʌblˈtʃek/ us

to make completely certain something is correct or safe, usually by examining it again:

She sent an e-mail reminding colleagues to double-check facts in company publications.
I think the figure is €900, but I'll double-check.

(Definition of “double-check” from the Cambridge Business English Dictionary © Cambridge University Press)