sirboner 

weirdo who's got some floor gripping hairy claws and can make mountains collapse with their enormous juicey phat bunda

dude! stay away from him, he's totally a sirboner!

but he's got a phat bunda...dammit

sirboner by dysomia January 17, 2022

Siboner 

When you pretend to teabag a girl and then shit in their mouth instead.

I just Sibonered you, BITCH.
wowwwwww
what a fag!

Siboner by Dick Fitsnuggly November 12, 2007

siboner 

Expressing the act of an erection in a German Like Accent

"Look at SiBoner on that guy!"

siboner by Anonymous October 22, 2003

Sirnoneris 

Douche

He knows he's sirnoneris

Sirnoneris by Hewholaughslast November 30, 2011