忙不迭 Traditional form: 忙不迭 Pinyin (reading): mángbùdié Definitions: hurriedly in haste Characters: 忙 - busy, hurried, pressed for time 不 - no, not, un-; negative prefix 迭 - repeatedly, frequently Traditional characters: 忙 - busy, hurried, pressed for time 不 - no, not, un-; negative prefix 迭 - repeatedly, frequently