This is when after anal sex with a fellow lady friend, you insert your testicles in her anus.Letting it clamp up, and jumping like a kangaroo to get them out.
I kangaroo balled Christina last night, in the end both of us were crying.
by Will Benson February 21, 2004
variation of wallaby balling, the homosexual version
Ben Wilson and Francais Comaux both enjoy the painful pleasure of wallaby balling.
by kyle the pimp February 23, 2004