vague

VAGUE, a. vag. [L. vagus, wandering.]

1. Wandering; vagrant; vagabond; as vague villains. [In this literal sense, not used.]

2. Unsettled; unfixed; undetermined; indefinite. He appears to have very vague ideas of this subject.

3. Proceeding from no known authority; flying; uncertain; as a vague report.