To shimmy is to move slowly and carefully on your stomach or back. You might shimmy across a sticky floor to avoid getting your shoes stuck.
She shimmied across the room to get to the other side.
The monkey shimmied down the tree to get to the food.
verb
To perform a shimmy (dance movement involving thrusting the shoulders back and forth alternately).
verb
To climb something (e.g. a pole) gradually (e.g. using alternately one's arms then one's legs).
verb
To vibrate abnormally, as a broken wheel.
verb
To shake the body as if dancing the shimmy.
verb
To move across a narrow ledge, either by hanging from it or by strafing on it along the wall.