boonsy 

the epitemy of being cool, dope, or sweet, the most amazing ever, having the utmost importance, not comparable to anything else

B: Wow Nate, that shot was boonsy

boonsy by Big Bags October 11, 2008

Boopsy Bottom 

a condition when you accidentally get your hydroflask stuck up your ass

where is your hydroflask
oh i got Boopsy Bottom

Boopsy Bottom by clobamacare August 27, 2019

boonstaveral

A homeless aboriginal grandmother

"You are not invited to my party because your girlfriend is a boonstaveral"

boonstaveral by Matt La August 30, 2006

Boonshaft 

To be so passionate in one's musical conducting as to raise and hold both arms in the air whilst clenching all ten fingers with much vigor, usually during a prolonged fermata. Named for the legendary Dr. Peter Boonshaft.

Dude, it's only the end of the second movement and he's already boonshafted it twice!

Boonshaft by mousekopf September 14, 2008

Boopsy 

Stalker

Did you hear about that boopsy?

Boopsy by Hestyles December 13, 2018

boonsong 

1. A person who love korean girls.

dude he is such like boonsong!

boonsong by bukake in nagasaki May 10, 2006

boonsi-casi 

The beat of a song most often associated with techno.

Dude I went to this club earlier and the music was all like boonsi-casi boonsi-casi"

boonsi-casi by I stew September 30, 2007