Someone who disagrees with something that is widely accepted by others, seemingly for no reason. The word comes from toothpaste advertisements, which often claim that "Nine out of ten dentists" recommend using their brand of toothpaste.
Mark: "I was making plans with the boys, but Adam kept arguing about all of our plans even though everyone else was on board."

Craig: "Man, the tenth dentist really had to go and ruin the fun for everyone, huh?"
by dKoschei August 15, 2019
Get the The Tenth Dentist mug.
The time period, usually a week to a month, after a dentist's appointment where you actually brush your teeth three times a day, floss, and use mouthwash. After this time period, one goes back to their old ways of dental hygiene.
I was on a dentist's high, but then I went back to my usual tooth brushing schedule
by EthanO April 18, 2011
Get the Dentist's High mug.
Dude why does your breath smell so bad? Did someone give you an angry dentist?
by SlimGravy January 7, 2010
Get the angry dentist mug.
Someone who has an opinion in which will very likely have 9/10 people disagree with
The 10th dentist: I do not recommend ‘Crest 3D whitening toothpaste’. I also love eating candy corn!
by thedomobud September 13, 2022
Get the The 10th Dentist mug.
Trash dentist is a character in the song novacaine by ghost and pals and creep-p, Trash dentist has no official gender, trash dentist is the worst dentist ever even ripped tooth HURTYS jaw off
"TRASH DENTIST YOU RIPPED MY JAW OFF"
by Koi.cos December 27, 2022
Get the Trash dentist mug.
A guy whose received a blowjob by a Mexican woman in Mexico.
Hey man, I totally got my degree in Mexican dentistry yesterday
by i am McLovin March 16, 2013
Get the Mexican Dentist mug.