Sleynn 

Sleynn is New Zealand slang for a certain strain of marijuana (also known as Boléia), usually highly potent and harder to get than the typical marijuana. This specific strain of marijuana grows commonly in New Zealand, but could possibly be grown elsewhere.

"Hey bro, I know where we can score some Sleynn for tonight, its good shit!"

Sleynn by Nick Brownns August 3, 2006

Sleynn 

A new zealand word commonly used as slang for the word nigger

fuck you sleynn
what are you doing sleynn
of me you sleynn

Sleynn by draid006 July 14, 2008

Slennis 

A person who you dont deem fit to abused by a proper name so therfore you call them a slennis, can also be abreviated to slen.

Can also be used as a light insult to friends and family when there being thick as fuck.

Phillip and Jack are walking and they spot an old man brushing his hair with a shoe coverd in shit. Phillip says to Jack look at the state of that fucking slennis.

James's friend matt is asleep with the hoover in his bed. James find him takes a picture and puts on facebook taggs it and puts a caption look at that slennis.

Slennis by Otter boy August 3, 2009

sleyin 

To verbally attack sum1

that bitch down the roads been sleyin me

sleyin by the master!! May 5, 2005

SLennyOW

1. slowest and last to realize
2. the way ur mother likes it, slow and by Lenny

Originates from Lenny, a slow person

Shes very SLennyOW.
She wants u to give it to her nice and SLennyOW

SLennyOW by LennyWOC December 11, 2009

slenny 

A secret code word for tampon

Do you have as slenny?

slenny by gusty22 October 2, 2017

slenny 

A word made by middle school girls for tampon

can I have a slenny.

slenny by gusty12345678 October 2, 2017