Horse Gum Syndrome also referred to as HGS, is a condition pertaining to both male and female homosapiens in which their gums are overexposed when he or she smiles. Usually considered an unattractive trait.
11 out of 11 Dentists recommend that people inflicted with Horse Gum Syndrome (HGS) floss 5 times a day to prevent gum disease.
by Craig Schreiber February 8, 2008
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Gay nigga obviously named Ethan: Yo, I fucked my homie last night and he sucked my cock, but he has horse syndrome and his teeth rlly fucked up my dick... now I got a fucking camp on my 1 inch dickšŸ˜ž fuck me

Straight nigga: oh shit thatā€™s tuff my nigga

James Charles, oh cmon it doesnā€™t hurt that bad ethan, Itā€™s just a lil rash..AND I DONT HAVE HORSE SYNDROME!

Straight nigga: nigga dafuq James Charles sucked ur 1 inch?

James Charles: it was a 3 sum with Jeffery star and his dick is not 1 inch cmon nowšŸ˜ its like 0.0000000001 inches

Ethan: donā€™t expose me manšŸ˜­
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