Word.ws English Dictionary

on my life

on my life adverb: with all honesty and seriousness; affirmatively.

Adverb

on my life (not comparable)

  1. (informal, slang) With all honesty and seriousness; affirmatively.
    • 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.
    Synonyms:
    I swear to God, seriously, dead-ass

Synonyms of on my life

Origin of on my life

Ellipsis of I swear on my life.

Questions about on my life

What does on my life mean?
On my life means with all honesty and seriousness; affirmatively.
What part of speech is on my life?
On my life is an adverb.

Words near on my life in the dictionary

  1. on loop
  2. on main
  3. on mass
  4. on memo
  5. on message
  6. on my life
  7. on net
  8. on no account
  9. on nodding terms
  10. on notice
  11. on oath

Source and license

Adapted from Wiktionary: on my life (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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