from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A game similar to volleyball played on a four-walled court with a ball the same size as but harder than a volleyball that is allowed to bounce once off the ceiling or once off the walls before being returned over the net.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A fast-paced sport, sometimes called rebound volleyball, similar to volleyball.
Blend of wall and volleyball.(American Heritage® Dictionary of the English Language, Fourth Edition)
Invented by Joe Garcia in 1979; from wall and volleyball. (Wiktionary)