Definitions from Wiktionary (mum)

▸ noun:  (Commonwealth, Ireland, informal) Mother.
▸ noun:  (chiefly US) A chrysanthemum.
▸ noun:  (US, originally Texas) A decoration made originally of a real chrysanthemum but now usually an artificial (silk) flower combined with ribbons and marked with such indicators as the wearer's name, school name, the year, and so on; traditionally worn by girls at high school homecoming celebrations.
▸ adjective:  (colloquial or archaic) Silent.
▸ adjective:  (colloquial) Secret.
▸ verb:  To act in a pantomime or dumb show.
▸ verb:  (UK, slang, obsolete, transitive) To silence.
▸ noun:  (obsolete) Silence.
▸ noun:  A type of strong beer, originally made in Brunswick, Germany.
▸ noun:  (informal) One’s mother.
▸ noun:  (informal, dated) Alternative spelling of ma'am [Chiefly used as a form of address for a woman: contraction of madam.]

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