1. not stable or firm; likely to move, shake, or fall
2. not regular or consistent; changing frequently
3. not confident or reliable in behavior or performance

Examples

• The old ladder felt unsteady beneath his feet.
• She took unsteady steps after getting off the spinning ride.
• His unsteady voice revealed his nervousness during the speech.
• The economy showed unsteady growth throughout the year.
• The patient’s breathing was unsteady after the surgery.
• Her unsteady performance in practice worried the coach.
• The unsteady flame flickered in the wind.