Dictionary

1mum

adjective \ˈməm\

: not talking about something

Full Definition of MUM

:  silent <keep mum>
ADVERTISEMENT

Examples of MUM

  1. I'd like to know how much they paid, but they've been mum on that subject.
  2. <kept mum about the surprise bridal shower>

Origin of MUM

Middle English mom, momme, probably imitative of a sound made with closed lips
First Known Use: 14th century

2mum

verb
mummedmum·ming

Definition of MUM

intransitive verb
1
:  to perform in a pantomime
2
:  to go about merrymaking in disguise during festivals

Origin 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
First Known Use: 1530

3mum

noun

Definition of MUM

:  a strong ale or beer

Origin of MUM

German Mumme
First Known Use: 1640

4mum

Definition of MUM

chiefly British variant of mom

5mum

noun

Definition of MUM

First Known Use of MUM

1917

Other Seed Plant Terms

aubergine, box, bramble, briar, composite, perpetual, pulse, trefoil
MUM Defined for Kids

1mum

adjective \ˈməm\

Definition of MUM for Kids

:  silent 4 <Keep mum about the surprise party.>

2mum

Definition of MUM for Kids

chiefly British variant of mom

Browse

Next Word in the Dictionary: mumblePrevious Word in the Dictionary: multureAll Words Near: mum
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears