silli season 

When most of your female friends do breast implants.

Guy1: Have you saw Elaine recently? She looks like she´s got her boobs inflated!
Guy2: Silli season.

silli season by LeMOnVodk October 16, 2010

Sillyer 

when someone is even more silly than someone else

your even sillyer than dan

Sillyer by sarahhhh w April 12, 2008

Sillerious 

A state in which a person is both silly and serious at the same time

Did Leslie just double-sniff at me?

Ahhh yeeah that girl is extra sillerious today!

Sillerious by D_Steezy June 19, 2011

silleh 

An alternate, contemporary pronunciation to the word "silly."

Julia is such a silleh gurl.

silleh by WizKid May 3, 2008

Sillied

A girl who would get shagged silly.

"look at her over there... SILLIED!!"

Sillied by The Sillied's Page June 22, 2009

sillius 

When someone is being so silly it makes all of us silly

Willius is being so sillius he sends pictures of flowers and shishkabobs

sillius by Annieus February 22, 2008

Silliam William 

The full name of the person commonly known as Silly Billy

basically a fancier way to call someone a Silly Billy

Mannnn, you're being such a silly billy right now.

Excuse me?? have some respect for your elders. That's Silliam William to you.

Silliam William by Efroom August 11, 2017