vague

Definitions:

Not settled; not definite or precise; uncertain.
- Nuttall's Standard dictionary of the English language. By Nuttall, P.Austin. Published 1914. (adjective) (adj.) (adjective)
Not clearly outlined, stated, or understood; hazy; as, a vague idea; not sure; doubtful; as, a vague rumor; not seeing or thinking clearly.
- The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919. (adjective) (adj.) (adjective)
Vagueness.
- The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919. (noun) (n.) (noun)
Not settled or definite; loose; unfixed; ill- defined; proceeding from no reliable source.
- Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874. (adjective) (adj.) (adjective)
Vaguely.
- The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919. (adverb) (adv.) (adverb)
Vaguest.
- The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919. (superl.) (superlative)
Vainer.
- The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919. (comp.) (comparative)
Unsettled: indefinite: uncertain.
- The american dictionary of the english language. By Daniel Lyons. Published 1899. (adjective) (adj.) (adjective)

Usage examples:

A vague fear seized her- the voice was familiar!
- A Protegee of Jack Hamlin's and Other Stories by Bret Harte
Still, like most children, they listened to such words carelessly, as to something vague and far away.
- Dotty Dimple At Home by Sophie May
" A little vague said he, " don't you think?"
- Stingaree by E. W. (Ernest William) Hornung