ga tsan - A human who smells like a sewer and has the personality of a

A human who smells like a sewer and has the personality of a used sock

My neighbor is a ga tsan because he smokes cigars and eats donuts at 3 a. m.

My mom called my dad a ga tsan because he forgot to take out the trash for a month.

My friend’s uncle is a ga tsan because he wears the same pants every day and smells like a gym sock.