英漢辭典

1. vi. (不及物動詞 intransitive verb)
   1. [廢] 不講話,沉默;吩咐不要說話

2. 2. 演默劇;(在聖誕節等)化裝遊行



3. n. (名詞 noun)
   1. 沉默,緘默



4. adj. (形容詞 adjective)
   1. 無言的,緘默的

   (as) mum as a mouse

   沉默不語

   keep mum

   不說出去,保持緘默

5. 2. [口] 別說話!別作聲!

   sit mum

   不插話.

柯林斯英英辭典

n

1. an informal word for mother

2. [Etymology] C19: a child's word

adj

1. keeping information to oneself; silent

n

1. [Etymology] C14: suggestive of closed lips

vi.

1. [intr] to act in a mummer's play

2. [Etymology] C16: verbal use of mum²

n

1. [Brit] [obsolete] a type of beer made from cereals, beans, etc

2. [Etymology] C17: from German Mumme, perhaps from the name of its original brewer