A term used to refer to someone who is so obese that their enormous ass is too
large to fit in one seat, and must therefore occupy
two, usually achieved by awkwardly straddling the armrest. This person is considered to be wearing an armrest
thong. See also: Assassination
Obese man: Do you have anymore seats available for this flight?
Receptionist: We do... but you'll have to wear an armrest
thong.
Guy: This armrest smells like ass!
Stewardess: Al Roker was
sitting there the last
trip.
Guy: In which seat?
Stewardess: Both.