When a woman's garment -usually panties, shorts or pants - is caught between her ass cheeks it is known as 'dog in the meathouse'
by Drygulcher January 9, 2015
Get the dog in the meathousemug. by Mr. Terrence L. Trezvant November 17, 2006
Get the the dog in the meathousemug. It means that your underwear and pants have recessed into the butt crack and it has formed a noticeable line in said clothing, viewable by all.
by maddizzletwentytwizzle November 24, 2007
Get the get that dog out the meathousemug.