(adj.) a less-profane alternative to motherfucker
Dang, those pirates are at it again! Those crazy motherjumpers never quit, do they!?
by Gluzie September 02, 2006
An expression used to connote suprise or anger, can be used as a substitute for a curse word.
Mother jumper! The dog shit the bed again.
by outlandahh April 19, 2011