To move with an uneven or rocking motion, or unsteadily to and fro.
the Earth wobbles slowly on its axis; the jelly wobbled on the plate
To tremble or quaver.
The soprano's voice wobbled alarmingly.
To vacillate in one's opinions.
I'm wobbling between the Liberals and the Greens.
To cause to wobble.
The boy wobbled the girl's bike.