pornstache

plural pornstaches

1. slangA moustache that resembles one worn by an adult film actor, especially associated with the 1970s.

   It wasn't Bo's girlfriend behind the wheel, unless she had what looked like a '70s pornstache attached to her upper lip.

   2011, Tanya Huff, The Wild Ways, Daw Books, →ISBN

   2 more examples

   If--and this is a substantial if--you can get past the neon rainbows, the jolly robots and the crooner with the Ron Jeremy pornstache on the cover of Danish duo Junior Senior's debut D-D-Don't Don't Stop the Beat, you're in for the most delirious, charmingly silly dance-pop you've heard since some jerkoff filched your Jackson 5 Greatest Hits cassette.

   2003 August 14, “Listening Station”, in Las Vegas Mercury

   This was a far cry from Hall's original look, which resembled a 1970s adult film star. With his bushy hair and magnificent pornstache, Hall could have easily doubled for a muscle-bound John Holmes.

   2007, R. D. Reynolds, Blade Braxton, The WrestleCrap Book of Lists!, ECW Press, →ISBN, page 65