Louis 

a type of guy to have an above average sized penis. He is the type of guy to be too big for most girls.

I had sex with a Louis last night it felt so good.

Louis by Turbogerbils April 7, 2019

Louis 

A character in Left 4 Dead who is completely obsessed over pills and was probably high most of his life before the zombie apocalypse.

Louis: Grabbin Peelz

Louis by Unicycle Boy September 24, 2011

louis 

A zen like state of existence. Contentment bordering on subtle excitement. Truly living in the moment or having a transcendent moment Also, similar to "stoke" or "being stoked."

The origin of this word stems from Louis Armstrong who not only played jazz (peaceful, zen-like), he also sang "What a Wonderful World" displaying perfect Louisness in his attitude toward humanity.

louis by Paisley Zeppelin August 9, 2006

Louis 

To do something harmful to yourself usually involving drugs or alcohol that will lead to you not living past the age of 30.Also refers to being the guinea pig for dangerous experiments

After swirling absenth around your mouth lighting it on fire and spitting it out releasing a blast of fire similar to that of a powerful dragon...
Man that was totally a louis:)

Louis by Rory710 February 6, 2010

Louis 

a nice guy who can be extremely arrogant and dousche-baggy but who is somehow very charming. He is a lover of music and theatre

God Louis is soo arrogant but sooo charming

Louis by fewk December 1, 2013

Louis 

Used when something is said and you do not agree with it. Means "or not" or "don't think so"

person 1:oh yeh look at her. shes hot eh?
person 2:eh louis mate

Louis by LewisLashleyMate January 24, 2009

Louis 

A fat Asian kid who does not mind his own business smells like fish. He follows you around and looks at your iPad screen. He eats way to much meat and runs at a normal persons walking speed

Louis

Louis by Suck my lemons March 9, 2020