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sullen

adjective
 
 
/ˈsʌl.ən/

Definition

angry and unwilling to smile or be pleasant to people: His daughters stared back at him with an expression of sullen resentment.literary She looked up at the sullen (= dark and unpleasant) sky and shuddered.Not being friendlyNot saying muchBlunt and direct in speech and behaviour sullenly
 
 
/-li/ adverb
She turned her back to him and stared sullenly out of the window.Not being friendlyNot saying muchBlunt and direct in speech and behaviour
sullenness
 
 
/-nəs/ noun [U]
Not being friendlyNot saying muchBlunt and direct in speech and behaviour
(Definition of sullen adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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