·adj To make uncertain.
II. Uncertain ·adj Not sure; liable to fall or err; fallible.
III. Uncertain ·adj Questionable; equivocal; indefinite; problematical.
IV. Uncertain ·adj Not certain; not having certain knowledge; not assured in mind; distrustful.
V. Uncertain ·adj Irresolute; inconsonant; variable; untrustworthy; as, an uncertain person; an uncertain breeze.