Top Definition
when a man take a condom. dips it in gas put it on and lights it on fire. Then puts it in a pussy or ass.
man, from all the scream and the smell of gas coming from john's room. He must be backdoor welding with jenny.
by x nanashi xx November 24, 2008
5 Words related to backdoor welding

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.