look up any word, like ethered:
 
1.
Usually found in females from England, These type of women have naturally larger hips making there butts large. In proportion to their body, the subjects hips (and sometimes legs) are sometimes miss interpreted for 'big boned' or even stout due to there Genetics.

It also can be coined as a "Brit Butt".
My Damn Brit Hip Keeps getting in the way.
by WTJB June 20, 2010