incommunicative

Definitions of incommunicative

1. adjective

   not inclined to talk or give information or express opinions
   synonyms: uncommunicative

   inarticulate, unarticulate

   without or deprived of the use of speech or words

   blank, vacuous

   void of expression

   close, closelipped, closemouthed, secretive, tightlipped

   inclined to secrecy or reticence about divulging information

   deadpan, expressionless, impassive, poker-faced, unexpressive

   deliberately impassive in manner

   incommunicado

   without the means or right to communicate

   inexpressive

   not expressive

   mum, silent

   failing to speak or communicate etc when expected to

   unpronounceable, unutterable

   very difficult to pronounce correctly

   taciturn

   habitually reserved and uncommunicative