Sipsco 

A company that makes it fortune by manufacturing dirt, and later turning the dirt into cocaine, and was later bought out by Fuku Shitu Dirt Corporation. Head of what was Sipsco, Sips, is currently planing a hostile takeover of Fuku Shitu.

Where did you get your dirt? Really? Well, stop and get Sipsco Premium Dirt !

Sipsco by Hepatizon Electrum Sulfide January 10, 2015

Siscon 

A person with an unusually strong and probably sexual attachment to their sister. One of the numerous Japanese "complex" portmanteaus that indicate real-life creeps and fictional doujinshi protagonists.

Siscon as seen in "Rabu Rabu Eien <3"
Ani: Natsuko, I... I've always been watching you...
Imouto: Oh Oniichan! I love you too! Let's have sex!

Siscon as seen in Real Life
Ani: Natsuko, I... I've always been watching you...
Imouto: Get away

Siscon by nekokirai October 14, 2008

sisco 

Sisco is the most fly name one could possibly have in the English language. Statistically, people by the name of Sisco have green eyes and make a lot of money. The are the most amazing of all people.

You remind me of Sisco.
You trying to be like Sisco?
Sisco though.

sisco by francois4968 July 26, 2014

siscon 

A siscon is someone who enjoys fictional (typically anime) depictions of incest involving sisters. Can be sister x brother or sister x sister but not brother x brother (that would be brocon)

The word siscon can also be used to describe a fictional character who is in love with or very obsessed with their sister.

“My favorite ships are siscon ships”

“lol (insert character name) is such a siscon”

siscon by chaoticmeows January 6, 2022

Siscon 

A person with an unusually strong and probably sexual attachment to their sister. One of the numerous Japanese "complex" portmanteaus that indicate real-life creeps and fictional doujinshi protagonists.

Siscon as seen in "Rabu Rabu Eien <3"
Ani: Natsuko, I... I've always been watching you...
Imouto: Oh Oniichan! I love you too! Let's have sex!

Siscon as seen in Real Life
Ani: Natsuko, I... I've always been watching you...
Imouto: Takeshi, you need help.

Siscon by nekokirai October 10, 2008

Ashton sisco 

A little sqeeker who is an idiot and who sucks at all video games

He: suck at call of duty
Anthony: ya he's Ashton sisco

Ashton sisco by Your momgay August 21, 2018

sipson 

A village north of Heathrow Airport.

They propose to demolish Sipson to build a third runway.

sipson by Rita Evans June 11, 2010