coolio
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
Cool; awesome; all right.
Register: slang
Where it’s used:
Used
American English
Examples
But maybe it's the just the sunny weather that puts everyone in such a good mood: "We're all just coolio at U of A!" boasts one enthusiast.
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 “coolio” mean?
Cool; awesome; all right.
Is “coolio” formal or informal?
coolio is generally slang.