When someone asks two different people for the same item, or tasks to be done, to ensure that the said item or task is obtained. Only to have both people perform the task.
Mark ask both his mother and father for a I-Pad for his birthday, and on his birthday he recieved two I-Pads. He had mother-fathered them.
by Ariksta August 11, 2011
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Its origin is of no importance only its destiny. It is the clean way of calling someone a motherfucker, cleanly.
You're such a mother father.
by MexicanShortie January 10, 2005
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Clean way of saying "motherfucker"
Usage in amongst K-pop fans most likely stems from entertainer Boom who used the phrase on episode 3 of 2PM's Idol Army.
Cast thought he said "motherfucker" in poor English and he stated he said "omma appa" and not a bad word.
by keunilna April 13, 2013
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An explicative that implies that it's denotee is both a mother and a father; which is at this point a medical impossibility. It is also used idomatically because of it's close relation to the word mothafucka. The word has gained much popularity in conjuntion with the latter: chinese dentist.
Kimberly: Would you help me with the clasp of this necklace? Oww! you just pinched me you mother father.

or

Stuart:This boat detailing job is getting to be a real drag.

Monty: Sure as shit is. Let's ditch these rich ass mother father chinese dentists and go rollerblading or something.
by standardApartmentComplex March 08, 2009
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a clean way of saying "mother fucker." just like a gangster, i suppose.
brian: ey, you wanna come over tonight?
jane: you sleeping alone tonight mother father

andrea: ooh myyyyy
chris: oh goddd
andrea: mother father
by oneezy December 18, 2007
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1. A Mother Father fucker is similar to a mother fucker. A mother fucker is someone who fucks your mother. A Mother father fucker is someone who not only fucks your mother but he fucks your father too. He may, or may not be Bisexual.
Shit! My mom and dad both have herpes! There must of been a mother father fucker loose!
by burning potato July 20, 2015
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