The effect of a man with a long penis shagging a woman and penetrating that little bit too far, commonly associated with the breaking of a Banjo String. Other side effects include Limp Dick, Soft Ons, Fanny Farts and stomach cramps (for the woman).
A - "Hey mate, whats with the limp"
B - "I shagged my lass last night and she lifted her legs too high and I ended up giving her the full length, she got a womb stretch and I snapped my banjo, stupid bitch!"
A - "Ouch, You gonna dump her"
B - "Yeah, once its repaired, I still need some careful wanks of the next couple of weeks and I'm not explaining this to any other women"