Shimmying

verb

1. To perform a shimmy (dance movement involving thrusting the shoulders back and forth alternately).
2. To climb something (e.g. a pole) gradually (e.g. using alternately one's arms then one's legs).

   "He shimmied up the flagpole."

3. To vibrate abnormally, as a broken wheel.
4. To shake the body as if dancing the shimmy.
5. To move across a narrow ledge, either by hanging from it or by strafing on it along the wall.