Definitions by Raymond P. Purvis

Donkey inkblot 

When you stick a pen in your partner's asshole and then punch it. Immediately after fuck their asshole until the pen starts to leak profusely.

Jim: Man, I haven't washed even after last nights donkey inkblot

Joe: Dude that ink will stain your junk

Donkey inkblot by Raymond P. Purvis January 17, 2011