a word used to describe someone usually a woman who has an incredibly largearse, however can also be used to express a back fat issue,although male boom does occur the female variety is much more entertaining can also become mega boom
1.hey look at her what do you think?
2.boom
1.i agree, mega boom
a student usually from a prep or private school in england who feels the need to wear rugby shirts teamed with a twin set and pearls, there is a huge amount of them at bristol uni