The definition of a mum is a strong beer, a shorter way of referencing the flower chrysanthemum or a British term for mother.
(noun)Mum is defined as a way to request that someone stop talking.
(interjection)An example of mum is what a librarian would tell someone talking on their cell phone in a library: "Mum. No talking please."
Mum is defined as to act as a mime or wear a mask to a festival.
(verb)Mum means not talking.
(adjective)An example of mum is a person sitting quietly in the corner; a mum person.
See mum in Webster's New World College Dictionary
noun
Origin: Ger mumme: said to be named after Christian Mumme, 15th-c. Ger brewer
☆
noun
noun
adjective
Origin: ME momme, echoic of sound made with the lips closed
See mum in American Heritage Dictionary 4
adjective
Origin:
Origin: Middle English, perhaps imitative of closing one's lips
.intransitive verb mummed mummed, mum·ming, mums
Origin:
Origin: Middle English mummen
Origin: , from Old French momer, to wear a mask
.noun
Origin:
Origin: Short for mummy2
.noun
noun
Origin:
Origin: German Mumme
.Learn more about mum