(poker) To raise the stakes of a hand of poker / (dispute) To take an action that raises the stakes, i.e. that increases the chances of conflict. / (idiomatic) To make something more difficult.

(entomology, informal) A stinging ant (Paraponera clavata) the toxin of which causes intense pain for about a day, native to Central and South America.

A mound-shaped nest built or inhabited by ants or termites.

(obsolete, organic chemistry) formic acid

Solenopsis spp. (tropical fire ants) / Oecophylla spp. (weaver ants), of Southeast Asia / Solenopsis invicta (red imported fire ant) / Wasmannia auropunctata (electric ant, little fire ant).

Of or pertaining to penny ante poker. / Played for small stakes. / Trivial.

A small stake in gambling. / Poker played for small stakes. / A small-scale business transaction.

Nonstandard spelling of ante up.

To contribute one's share of a payment; to provide funds; to pay what is due. / To pay a fee necessary to play a game, typically a card game.

present participle of white-ant