on my life
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
With all honesty and seriousness; affirmatively.
Register: informal, slang
Where it’s used:
Used
American English
Examples
If I am driving and I say "Five-O behind us"...and you turn all the way around to look, on my life you're never riding with me again.
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 “on my life” mean?
With all honesty and seriousness; affirmatively.
Is “on my life” formal or informal?
on my life is generally informal, slang.