To wank ones own johnson to release a build up of jizz. Same as having a pull, choking the chicken, beat the meat, Spanking the monkey etc.
1. She got me so worked up and left I had to go to my room and rack off an egg!!
2. I love to lay in bed and rack off an egg!!
2. I love to lay in bed and rack off an egg!!
by FritzOskeniA September 8, 2010
Get the Rack off an eggmug.