sibling fucker

Compound of sibling +‎ fucker.

sibling fucker (plural sibling fuckers)

1. (vulgar) Motherfucker (generic term of abuse).
   • 2001, rick, Re: Lindros hit Group: alt.sports.hockey.nhl.phila-flyers

     Has nothing to do with bandwith, you sibling fucker.

   • 2004, trafferty, Re: Birthday Blues :-( Group: alt.horror

     Now, go back to banjo pickin' on the front porch you rotten-toothed sibling fucker.

2. (literal, vulgar) One who engages in incestuous sex with their sibling.
   • 2006, addinall, Re: If I was an Iraqi, I'd chop fat pig wood's head off Group: aus.tv

     It seems that only half of all Americans are brain damaged sibling fuckers