keep mum

(redirected from keep mum about)
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keep mum

To remain silent; to not say anything (e.g., about a secret). Make sure you kids keep mum in there or you're both grounded! You have to keep mum about Dave's retirement party—we want it to be a surprise.
See also: keep, mum

keep mum

remain silent about something; not reveal a secret. informal
See also: keep, mum

keep ˈmum

(informal) say nothing about a secret; stay silent: I just kept mum when she asked me where Ben was. She’d be furious if she knew.Please will everyone keep mum about Saturday. We want to give them a real surprise. OPPOSITE: blow the gaff (on somebody/something)
See also: keep, mum
References in periodicals archive ?
Summary: Washington D.C [USA], Sept 1 (ANI): American pop-singer Selena Gomez who is known to keep mum about her future projects, shared a behind-the-scenes look at the making of her forthcoming album.
And while they might prefer to keep mum about it, their latest tweet exchange gave them away.
The England striker's mother, Jayne, is a City fan - and she will have to keep mum about her allegiances because Crouch has bought her a ticket for the Spurs end!
Google's disclosure of a cyber-attack in December from China goes against the trend among private-sector companies to keep mum about such incidents.
Angelina Jolie might like to keep mum about her pregnancies for as long as possible, but there's no hiding THAT bump.
[U.S.A], November 13 (ANI): While the cast members that star in a big franchise are said to keep mum about all the things that could spoil the movie, actor Adam Driver, who portrays the role of Kylo Ren in 'Star Wars' franchiser, has not been told to keep quiet about the secrets of 'The Last Jedi'.
ALL Saints star Melanie Blatt refused to keep mum about her condition when she appeared in concert at the weekend.
I've been asked to keep mum about it," the 28-year-old model tweeted in reply.
New York, Feb 10 (ANI): Actor Leonardo DiCaprio's girlfriend Israeli model Bar Refaeli missed being on the cover of last year's Sports Illustrated Swimsuit Issue as she was not able to keep mum about it.