[vague] adj vagu.er ; vagu.est [MF, fr. L vagus, lit., wandering] (1548) 1 a: not clearly expressed: stated in indefinite terms "~ accusation" b: not having a precise meaning "~ term of abuse"
2. a: not clearly defined, grasped, or understood: indistinct "only a ~ notion of what's needed"; also: slight "a ~ hint of a thickening waistline" "hasn't the vaguest idea" b: not clearly felt or sensed: somewhat subconscious "a ~ longing"
3: not thinking or expressing one's thoughts clearly or precisely "~ about dates and places"
4: lacking expression: vacant
5: not sharply outlined: hazy syn see obscure -- vague.ly adv -- vague.ness n