vague

1a : not clearly expressed : stated in indefinite terms vague accusations

b : not having a precise meaning a vague term of abuse

2a : not clearly defined, grasped, or understood : indistinct only a vague notion of what's needed also : slight a vague hint of a thickening waistline hasn't the vaguest idea

b : not clearly felt or sensed : somewhat subconscious a vague longing

3 : not thinking or expressing one's thoughts clearly or precisely vague about dates and places

4 : lacking expression : vacant vague eyes a vague stare

5 : not sharply outlined : hazy met by vague figures with shaded torchlights— Earle Birney

Definition of vague

WORD OF THE DAY