The slightly comical, kiddie version of 'Mother Fucker' that can be used in a public setting (more or less) without the usual sidelong grimaces from nearby listeners who object to profaning parental relations .
I'd talk to Dad about borrowing the truck for homecoming night, but I'm more afraid of the mean Mother Humper crackin' me one in the mouth just for askin'!
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. PenguinBooks,1992. p. 38)