To brandish; to move to and fro; to swing; as, to vibrate a sword or a staff.
To mark or measure by moving to and fro; as, a pendulum vibrating seconds.
To move to and fro, or from side to side, as a pendulum, an elastic rod, or a stretched string, when disturbed from its position of rest; to swing; to oscillate.
To have the constituent particles move to and fro, with alternate compression and dilation of parts, as the air, or any elastic body; to quiver.
To produce an oscillating or quivering effect of sound; as, a whisper vibrates on the ear.
To pass from one state to another; to waver; to fluctuate; as, a man vibrates between two opinions.
shake, quiver, or throb; move back and forth rapidly, usually in an uncontrolled manner
move or swing from side to side regularly; "the needle on the meter was oscillating"
be undecided about something; waver between conflicting positions or courses of action; "He oscillates between accepting the new position and retirement"
To vibrate is to move back and forth very quickly, or wiggle. Heated molecules vibrate more.
Move slowly back and forth.