A game in which a pitcher allows the opposing team only 2 hits(noun)
WordNet. Princeton University. 2010.
Use "two-hitter" in a sentence
"Lincecum pitched a two-hitter and struck out 14 in a dazzling performance, and the San Francisco Giants scored their only run after a questionable umpiring call to beat the Atlanta Braves 1-0 in Game 1 of their NL division series Thursday night."
"This was a pitcher widely considered the best in the game, a pitcher who had thrown a perfect game 4 1/2 months earlier, and who had dominated the Washington Nationals during a complete-game, two-hitter in his final regular season start."
"Won 2-0 at Clovis East (Clovis) as Eric Karch threw two-hitter and drove in a run."