DictionaryAI

bet

BET/ˈbɛt/

Verbbets, betting, bet

Noun pluralbets

10 meanings of bet

Practice

  1. 1
    gamble onverbtransitive
    To risk money or something valuable on how something will turn out, hoping to win more.

    Like putting your money down to back up what you believe will happen.

    I bet five dollars that it would rain today.

    He bet his savings on the final match.

    UsageThe past form is usually bet. You bet on something, or bet someone money that something will happen.

    Similarwager, gamble, stake, risk

    Note
  2. 2
    feel sureverbtransitive
    To feel very sure that something is true.

    Like being so sure of something that you would risk money on it.

    I bet you can finish this puzzle in five minutes.

    I bet she'll be late again, just like yesterday.

    UsageMostly in I bet (I'm sure) and you bet (yes, of course).

    Similarreckon, guess

    Note
  3. 3
    nouncountable
    An agreement where people risk money on what will happen, and the loser pays the winner.

    Like a promise where whoever guesses wrong has to pay the other person.

    I made a bet with my friend about who would win the race.

    She lost the bet and had to pay ten dollars.

    UsageYou make a bet with someone on something, and you win or lose it.

    Similarwager, gamble

    Note
  4. 4
    good choicenouncountable
    A choice or guess that is likely to work out or turn out true, as in 'a safe bet.'

    Like the path that is most likely to get you there safely.

    Taking the train is your best bet during rush hour.

    A warm coat is a safe bet for the trip north.

    UsageUsually a safe bet, a good bet or your best bet.

    Similaroption, choice, pick

    Note
  5. 5
    nouncolloquialcountable
    What you think is true or will probably happen, a guess about how things are or will turn out.

    My bet is that he forgot about the meeting.

    What's your bet, will it snow before Thanksgiving?

    UsageOften my bet is or what's your bet.

    Similarguess, prediction

Practice

Can you tell the meanings of bet apart? Answer 3 quick questions from this page, or write your own sentence and AI will check it.

Origins

Meanings 1–7

It comes from 16th-century criminal slang. It may come from an old English word meaning "better" or "advantage," or from "abet," which came through Old French from words meaning to entice or urge on.

Checked 31 Oct 2026 · 4 facts

Meaning 8

It comes from the Hebrew word בית (bēt).

Checked 31 Oct 2026 · 1 fact

  • Bet, the name of the Semitic letter, comes from Hebrew בית (bēt). en.wiktionary.org