double check

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double check (plural double checks)

  1. An extra check or verification made a second time, usually with additional caution or attention.
    Why don't you make another double check of the house to see if there are still rats around?
  2. (chess, uncountable) A check delivered by two pieces simultaneously.



double check (third-person singular simple present double checks, present participle double checking, simple past and past participle double checked)

  1. To check again; to check with extra caution or attention; to verify or make sure.
    I'm pretty sure that he's not coming, but I can double check the guest list.

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