Balls in the Butt 

A phrase used to show that something has happened that signifies the end of something else, or that a significant milestone has been reached.

We asked Big Steeve if Jeff had retired and was gone for good. He said “yup, balls in the butt.

Balls in the Butt by Finnzo January 26, 2019

balls in the butter 

To be in, or arrive at, a most delectable situation. Also used as an exclamation in the event of a pleasing outcome.

The phrase seems to originate from the Midlands, although it is unknown whether the analogy is to cooking meatballs, or basting one's nether-regions in anticipation of a sexual act.

"Darwin's really got his balls in the butter, he's got himself invited to a threesome."

balls in the butter by darwinator January 25, 2010

balls in the butthole 

Goatse someones asshole, put your balls (genitalia) in the asshole of that person and let the asshole close around the balls balls asshole goatse

as punishment Kate made John do balls in the butthole

balls in the butthole by John Soriano August 20, 2011