Top Definition
A big dump, larger then usual. It takes a while but it all ends well
That was one hell of a massive dump I just took..eeww look at that!
by Sam Barron January 28, 2005
1 more definition
A full system backup on a computer
Teacher: I have a computer in every room in my house
Me: Even the toilet?
Mate: Yeah, he goes in there when he needs to do a massive dump!
by greeneking March 17, 2006

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