double check

¹

noun

, Chess.

1. a simultaneous check by two pieces in which the moving of one piece to give check also results in discovering a check by another piece.

double-check

²

[ duhb-uhl-chek ]

verb (used with or without object)

1. to check twice or again; recheck.

noun

1. a second examination or verification to assure accuracy, proper functioning, or the like.

double-check

verb

1. to check twice or again; verify

noun

1. a second examination or verification
2. chess a simultaneous check from two pieces brought about by moving one piece to give check and thereby revealing a second check from another piece

Word History and Origins

Origin of double check¹

An Americanism dating back to 1950–55

Example Sentences

They added that people should double check the address, look for contact information and read the terms and conditions when booking something and handing over money.

From BBC

Staff reported that tasks were in fact taking longer as they had to create a brief and prompts for ChatGPT, while also having to double check its output for inaccuracies, of which there were many.

From BBC

"So it's quite unusual for customers to tip afterwards, which is fine. Lots of customers actually double check that when they're paying that there is service on there and that it gets divided fairly."

From BBC

It added that in this case, "the option to 'self-declare' is presented, followed by a further prompt to double check vehicle details have been entered correctly."

From BBC

Like, hey, we need to double check what time is this Delta flight.

From New York Times

Related Words

• affirm
• approve
• back
• certify
• corroborate
• endorse
• establish
• explain
• sign
• substantiate
• support
• uphold
• verify