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Showing results for double-O. Search instead for double-os.

double-O

American  
[duhb-uhl-oh] / ˌdʌb əlˈoʊ /

noun

Older Slang.

plural

double-Os

  1. careful scrutiny or close inspection.

Etymology

Origin of double-O

1915–20; after the two o 's in once-over

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"Let's just say it's got a double-O in the title."

From BBC • Aug. 14, 2021

M is an imperious, subtly oedipal intelligence-matriarch with the double-O boys under her thumb.

From New York Times • Nov. 8, 2012

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.