It is when a mail (or femile if they have a strap-on) lays there partner on their belly with their butt exposed and jumps in the air and slams their penis into their partners butt
Dude, my gf wanted to do something crazy last night, so I butt nuked her, it was awesome but painful
by KANT D3Ni April 20, 2017
Get the Butt Nukemug. by Clown UvU May 28, 2021
Get the nuke the ketchup bottlemug. by Chrisdoubleyou17 February 12, 2020
Get the Nuke takemug. by Pee hole jenkins July 2, 2021
Get the Nuking the fridgemug. by BIGMANBIGMAN July 1, 2023
Get the Ukrainian didn't they get nukedmug. by SDF.PHANTOM August 14, 2022
Get the Nukemug. 