Mum
Mum , adjective
[Of imitative origin. Compare Mumble.]
Silent; not speaking; as, to keep mum. — Thackeray
The citizens are mum, and speak not a word.
Collocations (1)
mum's the word , keep this a secret; don't tell anybody.
Mum , interjection
Be silent! Hush!
Mum, then, and no more.
Mum , noun
Silence. [Rare] — Hudibras
Mum , noun
[German mummere, from Christian Mumme, who first brewed it in 1492.]
A sort of strong beer, originally made in Brunswick, Germany. — Addison
The clamorous crowd is hushed with mugs of mum.