Person 1: "hey do you know how i remember the word horizontal?"
Person 2: "No, how?"
Person 1: "Because whores are always on their back"
Person 2: "No, how?"
Person 1: "Because whores are always on their back"
by swaggafied3 December 05, 2011

The state assumed by some people for up to 15-20 hours a day. It is the opposite of being vertical and consists of sleeping, laying down, general inactivity and lack of motivation to do anything.
by Coconut Tentacle Monster December 08, 2018

An insult, meaning extremely boring, almost to the degree of being asleep, like you're talking with a person that is comatose.
That guy is so horizontal, I thought my blank stare was going to get stuck on my face and I would forever be under suspicion of being a serial killer.
by WordzGuy April 20, 2011

to have sex. "horizontal" as in lying down, having sex, but doesn't necessarily mean having sex when lying down.
by thenico March 09, 2009

by FREAK303 June 29, 2011

by juss_peachie January 17, 2006

Usually occurs during a bout of food-poisoning or a night on the beers which can lead to severe pains and abnormalities relating to excretion. Upon going to the toilet for a dump, rather than fall vertically from your backside it will spray, or release horizontally. Called 'doing a horizontal'.
by murtin December 01, 2006
