the double O

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

A thorough look or inspection.

Register: slang

Where it’s used: Used American English

Examples

So then I and Bishop knocked the street-car service and President Wilson and give each other the double O.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “the double O” mean?

A thorough look or inspection.

Is “the double O” formal or informal?

the double O is generally slang.