johann sebastian

a form of rhyming slang in which "johann sebastian" means "back". it is named after the cool ass German composer

johann sebastian ---> johann sebastian bach

bach ---> back

"Dude, I'm gonna go take a piss right quick. I'll be Johann Sebastian"

by munkiedoo October 7, 2009

sebastian

sexy motherf**ker

i went out with SUCH a sebastian last night

by papiiii August 23, 2015

sebasaur

the coolest looking dinosaur.

and as the amazing sebasaur passed, they were all in awe. and scared of being eaten.

by sofie May 17, 2004

Linus Sebastian

This dude wears Sandals with socks.
If that doesn't prove he's insane, I don't know what will.

Stranger: Who's Linus Sebastian?
Me: To many, a psychopath.

by Space-Shuttle-to-the-moon July 28, 2019

Sebastian

Makes a lot of jokes. Kindhearted spirit and heart. His smile makes others calm and happy.

Ur such a Sebastian

by puppylover27 July 31, 2016

Sebbai

Noun.

Meaning anal sailor, one who 'sails' into the anus of young boys.

"Sebbbbbbaiii! Get out of my ass!"

by Asian Pizza Boy February 23, 2003

Sebastian Seahorse

The act of jacking off your horse while poring salt water all down your partner's back.

Eew! Stephen, this guy just told me that he liked giving sebastian seahorses!

by PaperZombee July 17, 2011