Smile boner

Noun:
A smile that is clearly noticeable to others and lasts for 5 minutes or longer.

I had the most amazing time with my boyfriend tonight! He gives me such a smile boner that I can't contain it!

Have you had your smile boner today?

by Stickart95 May 2, 2018

alley smiling

Indulging in a brief bout of oral sex in a darkened hallway, alley or narrow opening.

brb... I'm just walking outside with my boo for some alley smiling

by mr. pickles December 16, 2015

neck smile

The scar on the neck after radical thyroid surgery.

I close with my neck smile.

by proton99 July 31, 2009

Butt Smile

A particular smile your lover will get if during sex you allowed them to fuck you in the butt. This smile is a devilish grin that a lover will recognize instantly. This smile will undoubtedly give away when your lover is reminiscing about their butt sex experience. The butt smile never lies.

Wipe that butt smile off of your face, you dirty son of a bitch.

by LilSquirt69 February 28, 2023

grassy smile

when you get high as hell and you have that smile when you feel the drugs hit you.

dudeee, you got that grassy smile. did it hit?

by kiki.that.loves.you July 22, 2018

black smile

a sarcastic pokerface-like smile you give someone seconds before you slit their throats, usually given when maddened to the point of insanity.

he gave her the black smile after she accidentally got his account banned.

by patcat November 5, 2019

Smile Denial

When you ask someone an embarrassing question and they reply by not saying anything or saying no non-convincingly, smiling/blushing and walking off.

*girl leaves bf's room walking weird*

Guy #1 - Hey did you just get it in the ass?

Girl - Noooooooo! *smiles/blushes and walks off*

Guy #2 - Straight smile denial dude.

Guy #1 - totally bro

BF - HIGH FIVES ALL AROUND MOTHA FUCKAs!

by This_wasnt_Kaley March 12, 2012