Whoa - yes, and when not to. Gnarfling is not something to take lightly.
Okay I found the definition myself.
gnarfle the garthak-To have sex with an exceedingly unattractive, usually fat person, especially whilst inebriated. Derived from the movie Coneheads wherein Beldar must fight a hideous, greasy tusk-beast.
Damn she was fugly, but my man was mackin her friend so I had to gnarfle the garthak
I believe your mommas obviously didn’t whip you enough when you were little. Ya’ll are bad. Just like my reprobate but lovable husband.
Done best after consumption of mass quantities of cereal malt beverage.