that's on period
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
Used at the end of a statement to declare that it is final and there is no room for discussion.
Register: slang
Where it’s used:
Used
American English
Examples
Pineapple belongs on pizza, and that's on period!
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 “that's on period” mean?
Used at the end of a statement to declare that it is final and there is no room for discussion.
Is “that's on period” formal or informal?
that's on period is generally slang.