When a girl has not shampooed her cooter for quite some time and wears the same panties for weeks on end, she develops Stinky Britches. Much like old tuna salad left on the engine block of a cutlas supreme.
by ryeguy523 February 4, 2009
A person who reeks of shit because they either have neglected to properly wipe their asshole or they haven't bathed in several days.
by stinkyshitbritches April 28, 2018