ante up

• IPA^(key): /ˈæntiː ʌp/

ante up (third-person singular simple present antes up, present participle anteing up, simple past and past participle anted up)

1. To contribute one's share of a payment; to provide funds; to pay what is due.
   • 1916 January, The Electrical Experimenter, New York, page 472, column 2:

     "Ugh! An inventor, eh?" "Nix! He's not an inventor himself, but he antes-up for 'em."

2. To pay a fee necessary to play a game, typically a card game.

• ante-upping

• up the ante

• pea-nut, peanut, untape