Tertain 

A Man Who likes there Sister
A man who is sexually attracted to a family member

That guy is such a Tertain he must fuck his sister

Tertain by Conner4563 June 26, 2019

terrain 

1. An area of land; ground:
2. A particular geographic area; a region:
3. The surface features of an area of land; topography

Ex: I climbed a tree to view the surrounding terrain.
Ex: there is a guide who knows this terrain well.

terrain by michael chi December 28, 2005

GMC Terrain 

A mid-size crossover SUV that really pulls some ass. Manufactured by General Motors Company, the Terrain destroys all other vehicles and makes them look silly with its awesome power and beautiful design. Dudes and ladies alike get laid constantly while cruising around in one of these bad boys.

"Just got a new GMC Terrain so it looks like I'm going to pound town tonight!"

GMC Terrain by Southside_Rog November 21, 2013

all terrain train 

a train that does not need tracks in order to move from point a to point b. usually very dangerous and can strike without warning. in some severe cases, the all terrain train may find where you live and try to get you.

"dude where's phill today?"

"he's stuck at home with 3 all terrain trains circling his house... all he can do is wait."

"oh... ok?'

all terrain train by asilb5877 October 25, 2010

Terraino 

A short, dreadheaded guy known to date ratchet girls. Often seen wearing yeezys.

That mothafucka is a terraino.

Terraino by WestSide3Hunnit March 31, 2017

Terraining 

A very very special form of terraforming

Gud terraining

Terraining by Nugget-is-wise October 17, 2021

ATB (all terrain bubble) 

When you smoke hookah and use a mixture of soap and water to make a smoke bubble, and the bubble is able to hit the ground and travel over all kinds of obstacles on the ground such as blankets, pillows, and shoes.

Oh shit Sam! Did you see that sick ATB (all terrain bubble) shred your shoe up?

ATB (all terrain bubble) by BRIAN1581456401 April 29, 2010