Male fanny pack, especially one that is hiding a large and prominent FUPA or fatty upper pubic area, aka a Panniculus.
" Wow, Todd, check out that sweet cat leather Fupasherpa on that guy, I bet he has some diabetes medicine and some Little Debbies in there"
by ChuffleHuffer October 04, 2015
Get the FupaSherpamug. The effect of wearing too tight pants or jeans producing simultaneously a Moose Knuckle and a Muffin top.
by ChuffleHuffer April 04, 2009
Get the muffiknucklemug.