The act of losing control of ones bladder inside another individual, while performing anal sex upon said individual. Usually initiated by a person with limited to no sexual experience.
I was so looking forward to getting laid last night, but after she said she wanted it in the ass, I gave it to her and accidentally did a rusty mustard.
by Mr_Musick23 January 2, 2017
Get the rusty mustard mug.Is a reference to a not well liked individual's anal canal, usually accompanied by anal seepage and country music.
by TheLetsGetItGuy January 28, 2017
Get the rusty toolbox mug.When a man covers his flaccid penis with his partner's dandruff and proceeds to insert it into his partner.
"This girl had major dandruff right? And a couldn't get hard! Well some of her dandruff got on my dick and I still stuck it in her. Call that the Rusty Flapjack"
by Bill Butlicker November 18, 2021
Get the Rusty Flapjack mug.by McNamarrra September 29, 2021
Get the rusty truck mug.by Glass-Demon June 26, 2021
Get the rusty teardrop mug.by sandy_x December 4, 2012
Get the Rusty Lovin mug.by Miniskip January 24, 2013
Get the Rusty Crumpet mug.