<p><strong>Noun</strong></p><ul><li>Poker.</li><li>a fixed but arbitrary stake put into the pot by each player before the deal.</li><li>an amount of money paid in advance to insure an individual's share in a joint business venture.</li><li>Informal. an individual's share of the total expenses incurred by a group.</li><li>Informal. the price or cost of something.</li></ul><p><strong>Verb</strong></p><ul><li>(used with object) to put (one's initial stake) into the pot.</li><li>to produce or pay (one's share) (usually followed by up): He anted up his half of the bill.</li><li>(used without object) Poker. to put one's initial stake into the pot.</li><li>Informal. to pay (usually followed by up).</li></ul>