you bet INFORMAL
used to emphasize a statement or to mean 'certainly':
"Are you coming to the party?" "You bet!"

[TahlilGaran] Advanced Learner's Dictionary ▲

you bet
I agree.
“I think people in that neighborhood are snobs.” “Oh, you bet.”

Related vocabulary: you bet your sweet ass, for sure, for certain

[TahlilGaran] English Idioms Dictionary ▲

You bet!
• You bet!/You bet your boots!/You bet your life!
most certainly, without any doubt, yes indeed, absolutely
"You bet your life I will be attending the conference next year."

You can bet your boots that I am going to go and apply for my passport as early as possible.

[TahlilGaran] English Idioms Dictionary ▲

you bet
informal Most certainly; yes, indeed; without any doubt.
■ Used to declare with emphasis that a thing is really so.
Do I like to ski? You bet your life I do.
You bet I will be at the party.
You can bet your boots that Johnny will come home when his money is gone.
Compare: BET ONE'S BOTTOM DOLLAR.

[TahlilGaran] English Idioms Dictionary ▲