Top Definition
- One who is very thorough in regards to dental hygiene, and often brags about their cleanliness.

- One who flosses after every meal, and carries an oral kit with them at all times.

- One who actually brushes their teeth on long airplane rides.

- One who thinks their new toothpaste is ineffective and that this is the cause of their morning breath.
"I've never had a cavity before, and my teeth are straight without braces!"
"Wow Lauren, you're such a tooth nerd."

"I can't go on dinner dates with Courtney, she's such a tooth nerd."
by pagrovian January 31, 2012

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