crumble 2023.03.13 crumbleとは 意味・定義・例文 Verb 動詞 クらムブル US /ˈkrʌmbəl/ UK /ˈkrʌmbᵊl/ 1. (cause to) break into a lot of small pieces ぼろぼろになる[する] He crumbled the biscuit in his fingers.