wave

noun

1. a disturbance on the surface of a liquid body, as the sea or a lake, in the form of a moving ridge or swell.
2. any surging or progressing movement or part resembling a wave of the sea: a wave of the pulse.
3. a swell, surge, or rush, as of feeling or of a certain condition: a wave of disgust sweeping over a person; a wave of cholera throughout the country.
4. a widespread feeling, opinion, tendency, etc.: a wave of anti-intellectualism; the new wave of installment buying.
5. a mass movement, as of troops, settlers, or migrating birds.
6. an outward curve, or one of a series of such curves, in a surface or line; undulation.
7. an act or instance of waving.
8. a fluttering sign or signal made with the hand, a flag, etc.: a farewell wave.
9. natural waviness of the hair, or a special treatment to impart waviness: to have a wave in one’s hair; to get a shampoo and a wave.
10. a period or spell of unusually hot or cold weather.
11. Physics. a progressive disturbance propagated from point to point in a medium or space without progress or advance by the points themselves, as in the transmission of sound or light.
12. Literary.
    1. water.
    2. a body of water.
    3. the sea.
13. (at sports events, especially baseball games) a momentary standing and sitting back down by spectators in a sequential, lateral way to create, en masse, a wavelike effect visually.