Similar to the Dirty Sanchez. Dirty Dumbo is when you wipe your finger across your butthole and stick it in someone’s ear.
Yooo bro, Greg totally gave Max a Dirty Dumbo in the middle of class!
Stacy stopped talking to me after I gave her a Dirty Dumbo!
Stacy stopped talking to me after I gave her a Dirty Dumbo!
by ScribblePoof September 20, 2019
Get the Dirty Dumbomug.