the underlying problem with a situation or person
(a girl is moping around the house)
Mom: (to girl) what is your major malfunction?
by .git.it.whit. April 27, 2006
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A question asked of people who for some reason (usually extreme laziness or lack of intelligence) who can't seem th do simple things.

Comes from the Stanley Kubrick movie Full Metal Jacket - the full question is "What is your major malfunction, numbnuts?"
The garbage has piled up for three days, and the litterbox should have been changed last week! What is your major malfunction?
by ke6isf November 8, 2003
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