From the M-W Editors
Examples of mum in a Sentence
I'd like to know how much they paid, but they've been mum on that subject.
kept mum about the surprise bridal shower
Origin and Etymology of mum
Middle English mom, momme, probably imitative of a sound made with closed lips
mum
Definition of mum
mummed
;mumming
intransitive verb
1 : to perform in a pantomime
2 : to go about merrymaking in disguise during festivals
Origin and Etymology of mum
Middle English mommen, to mumble, perform (a mummer's play), probably in part from mom, in part from Middle French momer to go masked
mum
Definition of mum
: a strong ale or beer
Origin and Etymology of mum
German Mumme
First Known Use of mum
1891
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