dancer

Concise Oxford English Dictionary © 2008 Oxford University Press:
dance/dɑːns/

▶verb

• 1 move rhythmically to music, typically following a set sequence of steps.

  ■ perform (a particular dance or a role in a ballet).

• 2 move in a quick and light or lively way.

  ■ (of someone's eyes) sparkle with pleasure or excitement.

▶noun

• 1 a series of steps and movements that match the speed and rhythm of a piece of music.

  ■ an act or period of dancing.

• 2 a social gathering at which people dance.

• 3 (also dance music) music for dancing to, especially in a nightclub.

– phrases
dance attendance on chiefly Brit. do one's utmost to please (someone).
dance to someone's tune comply with someone's demands and wishes.
lead someone a merry dance Brit. cause someone a great deal of trouble or worry.

– derivatives
danceable adjective,
dancer noun,
dancey adjective,
dancing noun.

– origin ME: from OFr. dancer, dance, of unknown origin.