Definitions by The Roommates Godfrey & Ed

chally-wack 

to expel more then a shot (2oz) of semen when recieving a hummer if performed properly you may see extreme choking of the wind pipes or a deep burp.

after days of solitude you tend to chally-wack on your next splurge

chally-wack by The Roommates Godfrey & Ed May 10, 2006