shit-grinning

(adv.) an overt display of self-satisfied smugness when clearly such displays are either undeserved or unwarranted. As if the subject were to smile innocently only to reveal a mouthful of shit to his/her peers.

Kyle: "Did you see that shit-grinning bastard John after he got his paper back?"

Whitt: "Yea he looked like a gloating douche for sure"

by douchenip April 27, 2011

Reverse Grinding

Reverse grinding is when you go behind a couple and gyrate your ass in the same circular motion as the couple or turning your back to the couple and gyrating your ass in the opposite direction.

Reverse grinding happens at every school dance

by Guy from FBLA May 13, 2013

backwards grinding

When someone's butt is rubbing against your back at a rave.

Omg that's the girl that was backwards grinding on me at the dance last night

by Jsishdishesj November 8, 2015

Foot grinding

A specific form of the common game of "footsies." However, unlike the flirtatious style of "footsies," foot grinding involes a more sexual vibe of foot-to-foot contact. One party is the giver, and one is the reciever of this gentle but sensual lower body contact.

"I'm gonna start foot grinding the shit out of you"

by Isthisoneusedbysomeoneelse June 13, 2019

mindless grinding

Mindless grinding, usually a mundane task requiring little effort. Done over and over and over to achieve a goal.

I'm out here mindless grinding this lake to get burn his krol blade

by Grimey savages April 22, 2021

air grinding

Having vigorous dance moves on the floor

Me and This one chick we’re air grinding

by Smobbin 650 March 13, 2022

Depths grinding

Term used in deepwoken(shit Roblox game) to request gay sex

Dude 1: wanna go depths grinding?
Dude 2: Hell yeah I’ll bring my shatters katana(dildo)

by Must have a big deal January 26, 2022