Mum \Mum\, a. [Of imitative origin. Cf. Mumble.]
   Silent; not speaking; as, to keep mum. --Thackeray.
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         The citizens are mum, and speak not a word. --Shak.
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   mum's the word keep this a secret; don't tell anybody.
      [PJC]

	

	Mum \Mum\, interj.
   Be silent! Hush!
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         Mum, then, and no more.                  --Shak.
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	Mum \Mum\, n.
   Silence. [R.] --Hudibras.
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	Mum \Mum\, n. [G. mummere, fr. Christian Mumme, who first brewed
   it in 1492.]
   A sort of strong beer, originally made in Brunswick, Germany.
   --Addison.
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         The clamorous crowd is hushed with mugs of mum. --Pope.
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	mum
    adj 1: failing to speak or communicate etc when expected to;
           "the witness remained silent" [syn: mum, silent]
    n 1: of China [syn: florist's chrysanthemum, florists'
         chrysanthemum, mum, Dendranthema grandifloruom,
         Chrysanthemum morifolium]
    2: informal terms for a mother [syn: ma, mama, mamma,
       mom, momma, mommy, mammy, mum, mummy]
    3: secrecy; "mum's the word"

	

	46 Moby Thesaurus words for "mum":
   anaudic, aphasic, aphonic, breathless, brief, brusque, close,
   close-tongued, closemouthed, concise, curt, dumb, dumbfounded,
   dumbstricken, dumbstruck, economical of words, inarticulate,
   indisposed to talk, laconic, ma, mam, mama, mammy, mater, mom,
   mommy, mummy, mute, old woman, quiet, short, silent, snug,
   sparing of words, speechless, stricken dumb, taciturn, terse,
   tight-lipped, tongue-tied, tongueless, unloquacious, untalkative,
   voiceless, word-bound, wordless