The phrase "calling turn" refers to a specific action in a game of poker where a player chooses to match the previous bet made by their opponents. Antonyms for the phrase include "folding," which means to forfeit the round by not matching the previous bet, and "raising," which means to increase the previous bet made by an opponent. Another antonym for "calling turn" could be "bluffing," which means to make a bet without a strong hand in an effort to deceive opponents into folding. Overall, understanding the various actions and antonyms in poker can help players make strategic decisions and improve their chances of winning.