1) Someone with horrible/big teeth.

2) Someone who can't sing

3) Someone who has random creepy stares when the music pauses.

4) Someone who may be mentally retarded.
"Oh my goodness, did you see her teeth? Nichole337 is such a Toothy."
by Toothy Fan August 19, 2009
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The feeling that one gets from wanting to bite someone who is really sexy.
I get all toothy when you wear that strapless dress.
by Toothy One June 3, 2012
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A person that gets intoxicated after one drink and annoys everyone they are with.
Person 1: hey guys melbourne is awesome we should all move there and leave sydney
person 2: you only had one drink how are you so drunk. You are acting like a toothy.

person 1: yeah i had one beer and I'm wasted but I'm talking the truth
by thebiggestofcheeses94 May 8, 2017
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A boy who when kisses girls rips off their bottom lip.
When Jack and Claire kissed he bit her he was very toothy.
by gandananassddsasd August 27, 2020
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(adj) second rate falatio that is usually painful because of the overuse of teeth.
She gives good head but it was kinda toothy.
by mikealika August 23, 2007
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having a massive grin, usually to the extent where the teeth overshadow the rest of the face
That chick is so toothy you have to wonder who's the star of the show. Her or her teeth?

Toothy celebrities include:
by ReverseHaloEffect September 4, 2006
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