put money on something - definition and synonyms

phrase informal
  1. 1
    to bet on something so that you will win money if you are right, but lose it if you are wrong

    I put my money on three horses, and they all lost.

     Synonyms and related words
  2. 2
    used for emphasizing that you are completely certain that something will happen

    She’ll be late. You can put money on it.

See also main entry: money