Bust the crust 

Ejaculating when you are suffering from the clap with such force that the semen penetrates the crusty japeye.

Nothing better than to bust the crust when you’ve got a heavy dose of the clap

Bust the crust by Keith Dodger September 11, 2020

bust the crust 

Going anal for the first time

I had to bust the crust last night.
I busted the crust last night

bust the crust by chickenbutt3000 September 17, 2014

bust on the crust 

A word first used by the three creepy whales group in Montreal, which means to have sex with ugly girl/guy becuz you are so damn horny . After having sex , you pull out the penius and ejaculate on her/his face face with a big fat load

I was so horny last night , so I called up my ugly Rozanna and bust on the crust

bust on the crust by The three Whales December 14, 2014