/plʌmp ||; plʌmp/verbplump (yourself/sb/sth) down to sit down or to put sb/sth down heavily 猛地坐下；重重放下: She plumped herself down by the fire. 她一屁股坐到炉火旁。 plump for sb/sth (Brit 英) (informal 非正式) to choose or decide to have sb/sth 选择要；决定要: I think I'll plump for the roast chicken, after all. 我想我还是要烤鸡。