cosmo

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

Meaning · English

Cosmopolitan, an American monthly fashion and entertainment magazine for women.

Register: slang

Where it’s used: Used American English
Sources & notes

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

Common questions

What does “cosmo” mean?

Cosmopolitan, an American monthly fashion and entertainment magazine for women.

Is “cosmo” formal or informal?

cosmo is generally slang.