Sinther 

The word 'Sinther' or 'closet emo', even 'closet homosexual' are commonly used around the Sydney, Blacktown area.

Sinthers are usually fat, lazy, work at woolworths and can be found either working late hours or sitting infront of his computer flogging his log on webcam...

Gotta love being a Sinther

<_DoNKeY_> Yo man, come out i love you
<Sinther> no way, im floggin me log!

Sinther by Ian Scerri October 1, 2006

sintergate 

The discussion regarding the appearance of Zwarte Piet (sometimes translated as "Black Pete"). The appearance is believed to be offensive by some to people of African or Australian Aboriginal ancestry, and not offensive by others.

You and I can't be friends seeing as we have a difference stance on sintergate.

sintergate by datniggapimmdechinchilla October 28, 2014

suntherian 

Similar to Contherianthropy, except instead of being constantly half-shifted, the basic instincts and attitude of your Theriotype are integrated into your human personality.

I am a suntherian I don't feel human

suntherian by nighttherian September 19, 2016

sintervention

(n.) when an individual or group of persons intervene in the social life of their friend or colleague with the intention to introduce so-called "sinful" activities, including drugs, alcohol, tobacco and various promiscuous behaviors.

You grew up in Boulder and you've never smoked weed? Time to stage a sintervention!

sintervention by poison_ivy February 23, 2011

PHOTO SINTHESIS 

The art of photo shopping your 25 year old high school picture to be "me last month on vacation" to post on the net.

Photo sinthesis is commonly used to appear you of long ago.

PHOTO SINTHESIS by Anita Loftin October 23, 2007

Sinternet 

Really bad internet
Sin Internet
Sin-ternet
Geddit?

Man 1: Dude, an I come to your house to play CoD while i get the carpets cleaned?
Man 2: Nah mate, my place has sinternet

Sinternet by w33d lord xD October 4, 2016

Sither

"SITHIE" also "Sither" which derives from, "See thee hither", (Come here)...) Is a Yorkshire and Lancashire term which can contextually mean either, "See thee", or "Hey, you!" *Sither*.

Sithi/ SITHER: Examples include, "Eyup sithi, am off art terneet. Is tha comin?" (Hey you. I am going out tonight. Are you coming too?) And, "Sithi lerter ode cocker!" (See you later my friend.)

Sither by Spillage71 May 19, 2016