billy-oh
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
The greatest extent or degree of something; used in comparisons to indicate a superlative.
Register: dated, slang
Where it’s used:
Used
American English
Examples
I bashed my thumb with a hammer, and it hurts like billy-oh.
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 “billy-oh” mean?
The greatest extent or degree of something; used in comparisons to indicate a superlative.
Is “billy-oh” formal or informal?
billy-oh is generally dated, slang.