What does Bet mean?

Bet meaning: “Bet” is a way of saying “okay”, “sure”, or “I agree” — casually.

Where does Bet come from?

African-American slang from the 1990s, made viral by social media.

How do I use Bet in a sentence?

“You coming to the party?” “Bet.”

Which platforms is Bet most common on?

TikTok, Instagram, text messaging.

Are there any related terms to Bet?

“Say less” – understood
“Facts” – agree
“No doubt” – old-school equivalent

https://www.merriam-webster.com/slang/bet