1.British EnglishBrEMOTHERmother 妈妈SYN American English mom
2.mum’s the wordspokenTELL A SECRET used to tell someone that they must not tell other people about a secret 别声张,不要讲出去,要保密
Examples from the Corpus
mum• In the vastmajority of cases this means giving them a mum and dad.• And for mums with their hands full, there's a trouble-freecontainer.• John, desperate to keep his throne, sticks close to his mum for comfort.• When the last hymn is sung, it's time to joinmums and dads over the road at the church.• Now my mum and dad come to just about every concert.• My mum and dad won't mind if you want to stay the night.• Being a singlemum is never easy.• A few times I sat down in the kitchen and almost told mum but changed my mind.
mum2adjectiveadj
keep muminformalTELL A SECRET to not tell anyone about a secret 别声张,要保密
Examples from the Corpus
keep mum• In politics, as in life, truthhurts.Better to keep mum.• The grinningskull on the back of the mystery woman's jacket is keeping mum.• So, darling, keep mum about where we are.• Far right: Septimus keeps Mum and Dadawake.• That obviously includes me, so your mum's got to keep mum, chick.
Examples from the Corpus
mum• Course when I was up there, everything was mum.• The designer and the White House are mum about colors and particulars.• Bushremainedmum when the Rev.