cool him

Preserved but no longer current.

Meaning · English

Look at him. A phrase frequently used when one costermonger warns another of the approach of a policeman, or when any person worthy of notice passes by.

Era: ca. 1874 (Victorian)

Where it’s used: Origin British & Irish English
Sources & notes

Historical definition reproduced from Hotten’s The Slang Dictionary (1874, public domain; Project Gutenberg #42108, retrieved 2026-07-31). Reflects the attitudes of its era.

Common questions

What does “cool him” mean?

Look at him. A phrase frequently used when one costermonger warns another of the approach of a policeman, or when any person worthy of notice passes by.

Is “cool him” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.