とうかい 投壊 LinksSentence search for 投壊Sentence search for とうかいKanji details for 投 and 壊Edit in JMdict Noun, Suru verb, Intransitive verb1. collapse of a team's entire pitching lineupBaseball, Colloquial, See also 倒壊, pun on 倒壊 Discussions Log in to talk about this word.