potty dance

Meanings

1. Voluntary or involuntary movements resulting from trying to avoid urination when one's bladder is full, typically by crossing one's legs, hopping, twitching, or holding one's crotch.
2. In potty training, any dance meant to encourage infants or young children to use the potty/toilet.

1. To move in this manner.

Etymology

From potty + dance. The first sense is from the movements ostensibly resembling a dance.