- not steady or firm; unstable; shaky: an unsteady hand.
- fluctuating or wavering: an unsteady flame; unsteady prices.
- irregular or uneven: an unsteady development.
- to make unsteady.
- not securely fixed
- (of behaviour, etc) lacking constancy; erratic
- without regularity
- (of a manner of walking, etc) precarious, staggering, as from intoxication
- to make unsteady