n. & v.
--n.
1. a loud sharp cry of pain, anger, fright, encouragement, delight, etc.
2 a shout.
3 US an organized cry, used esp. to support a sports team.
4 sl. an amusing person or thing.
--v.intr. & tr. make or utter with a yell.
Etymology: OE g(i)ellan f. Gmc