Expression used to describe vigourous acts of masturbation with no regard for possible reprecussions such as friction burns or wanker's cramp.
Shlonglinator: I've got an awful horn. Think I'm going to head home and beat my cock like a ginger stepchild
Lads: You mean meeting gemma......
Lads: You mean meeting gemma......
by Elburno September 20, 2009