keep mum

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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.

Common Names:

Name	Pronounced	Usage
Benedict	['benədikt]
Carlota	kahr-LO-tah (Spanish)	Spanish, Portuguese
AgustÍ	ə-ghoos-TEE	Catalan
Philip	FIL-ip (English), FEE-lip (Dutch)	English, Swedish, Norwegian, Danish, Dutch, Biblical
Tobin	['təubin]
Genowefa	ge-naw-VE-fah	Polish