空から振ぶり三さん振しんMeaningsNounSuru verb1. swinging strikeoutNoun2. (several) vain attempts; failing despite giving one's best (Idiom)Kanji used空empty air振to wave三threeComposed of空から振ぶりswing and a miss; (punching and) failing to make contact; (ending in) failure; fruitless effort; vain attemptNoun三さん振しんstrikeoutNoun