同士討ち どうしうち friendly fire #24,777 Meanings どうしうち · どしうち also 同士打ち noun friendly fire; killing each other by mistake internecine strife Its kanji 同 ドウ · おな.じ same, agree, equal 士 シ · さむらい gentleman, scholar, samurai, samurai radical (no. 33) 討 トウ · う.つ chastise, attack, defeat, destroy, conquer