you (can) bet your (sweet) life

you (can) bet your (sweet) life

You can be absolutely certain that something will happen. Sometimes used ironically. You bet your sweet life I'm going to that concert—I've been saving up for my ticket for months now! Oh, you can bet your life that Kevin will be late tonight—he's never on time! I lost my umbrella, so you can bet your life that it's going to rain soon.
See also: bet, life

you can bet your life

You can be totally certain that something is the case or will happen. I lost my umbrella, so you can bet your life that it will rain tomorrow! Oh, you can bet your life that Kevin will be late tonight—he's never on time!
See also: bet, can, life
Farlex Dictionary of Idioms.

You bet your (sweet) life!

 and You bet your boots!; You bet your life!; You bet your (sweet) bippy.
Inf. Fig. You can be absolutely certain of something! Mary: Will I need a coat today? Bill: You bet your sweet life! It's colder than an iceberg out there. Bill: Will you be at the game Saturday? Tom: You bet your boots!
See also: bet
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

you bet your life

mainly AMERICAN, INFORMAL
People say you bet your life to say `yes' in a very strong way. Would he have been as fast in a Lotus Cortina? You bet your life.
See also: bet, life
Collins COBUILD Idioms Dictionary, 3rd ed.

You bet your sweet life!

exclam. You are absolutely correct! You bet your sweet life I am glad!
See also: bet, sweet
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • bippy
  • patootie
  • patoot
  • more like
  • more like (something)
  • none the worse (for something)
  • none the worse for
  • none the worse for something
  • seen worse
  • I've seen worse