vague

Adjective

• lacking clarity or distinctness
  • a dim figure in the distance
    
  • only a faint recollection
    
  • shadowy figures in the gloom
    
  • saw a vague outline of a building through the fog
    
  • a few wispy memories of childhood
    

• not precisely limited, determined, or distinguished
  • an undefined term
    
  • undefined authority
    
  • some undefined sense of excitement
    
  • vague feelings of sadness
    
  • a vague uneasiness
    

• not clearly understood or expressed
  • an obscure turn of phrase
    
  • an impulse to go off and fight certain obscure battles of his own spirit-Anatole Broyard
    
  • their descriptions of human behavior become vague, dull, and unclear- P.A.Sorokin
    
  • vague...forms of speech...have so long passed for mysteries of science- John Locke
    

Related words

• Synonyms: 
  dim , faint , shadowy , wispy , undefined , obscure