Sepponian

Slang for an American person (esp. someone from the USA). A direct-derivative of seppo.

Yeah, that guy is alright, for a Sepponian...

by mongo_5 August 9, 2007

Seppe

An uber cool stylish man who always wears a tie. If he doesn't, everyone asks why.

Hey is that Seppe?
No it can't be, he's not wearing a tie
oh...well he looks swish anyway!

by redandblackkk December 3, 2010

seppaku

Translated as "ritual suicide" in japanese. It is also another name for Maybelle.

She committed seppaku yesterday with some disemboweling tools within the shrine.
Seppaku looks nice today.

by punkretrolove April 28, 2008

seppukakke

Ritual suicide concieved by the performance of bukakke.

The sound of the perverted suicidal person performing seppukakke: "Hykuaaaa glubbglubbglubb glumfmlmmfllf... aaargh..."

by Hugin January 15, 2006

seppi

a fan of red vs blue , loud music and crazily stupid acts of moronic nature

may also perform such moronically stupid acts.

kyle, seppi asked why you put the fucking gerbil in the microwave. Your such a fucktard

by LeFunk December 28, 2004

Sepperino

Well known Yank from the Aerospace world who is also a massive Wanker on WhatsApp

Sepperino was all over WhatsApp like the Wanker he is

by Wally is me August 8, 2018

Seppeyed

To be hit while In the walking motion with a small animal and/or object

Susy was walking her dog through a crosswalk and got seppeyed

by run over, Killed,plowed September 24, 2018