Not certain; not having certain knowledge; not assured in mind; distrustful. Chaucer. Man, without the protection of a superior Being, . . . is uncertain of everything that he hopes for. Tillotson.
Irresolute; inconsonant; variable; untrustworthy; as, an uncertain person; an uncertain breeze. O woman! in our hours of ease, Uncertain, coy, and hard to please! Sir W. Scott.
Questionable; equivocal; indefinite; problematical. "The fashion of uncertain evils." Milton. From certain dangers to uncertain praise. Dryden.
Not sure; liable to fall or err; fallible. Soon bent his bow, uncertain in his aim. Dryden. Whistling slings dismissed the uncertain stone. Gay.
To make uncertain. [Obs.] Sir W. Raleigh.
98,828 entries. Headwords are matched first, then definition text.