double-check

1 of 2

verb

ˌdə-bəl-ˈchek 

ˈdə-bəl-ˌchek

double-checked; double-checking; double-checks

transitive verb

: to subject to a double check

data double-checked for accuracy

intransitive verb

: to make a double check

double check

2 of 2

noun

: a careful checking to determine accuracy, condition, or progress especially of something already checked

Examples of double-check in a Sentence

Recent Examples on the Web

Verb

Always verify the sender’s email address and avoid clicking on links without double-checking their authenticity. —Kurt Knutsson, Cyberguy Report, Fox News, 6 Jan. 2025

Liners are often labeled for quart sizes, so double-check your appliance’s specifications before heading to the store. —Meghan Overdeep, Southern Living, 5 Jan. 2025

The key to all usage of generative AI is to stay on your toes, keep your wits about you, and always challenge and double-check anything the AI emits. —Lance Eliot, Forbes, 4 Jan. 2025

Likewise, double-check details about publishing, higher education, medicine and the law. —Georgia Nicols, The Denver Post, 2 Jan. 2025

Word History

First Known Use

Verb

1944, in the meaning defined at transitive sense

Noun

1953, in the meaning defined above

Kids Definition

double-check

verb

dou·​ble-check

ˌdəb-əl-ˈchek,

ˈdəb-əl-ˌchek

: to make a careful check (as for accuracy) of something already checked

double check noun