Sillymoo 

nicer version of the insult stupid cow
therefore fully acceptable to use in the workplace, school and in public

"judy dont call linzi a stupid cow"
"ok linzi you .. sillymoo!"

Sillymoo by sillymoo May 1, 2009

sillymonster 

A person who is a silly bitch.

Ben is a sillymonster because he jacks off his dad.

sillymonster by lazerhands May 23, 2006

sillycool 

When something is sillycool it means that its SO cool that its just plain silly!

Omg, keith just stuck his whole finger up his nose, he's just.. sillycool!!

sillycool by Dieuwer January 23, 2008

SillyNoob 

SillyNoob is a YouTuber with 908 subscribers, SillyNoob is the fastest point grower on Dan's Music Channel's stream "PEWDIEPIE VS COCOMELON".

Where is SillyNoob?

SillyNoob by SillySalleh February 28, 2021

Silly Moo 

An affectionate name for someone you love

I love you, You silly Moo!

Silly Moo by Marlon Fletcher September 2, 2008

sillymoto 

A crusty guy that always gets injured due to his extreme will to prestige at top level in any sport he attends. But he thicc doe

Guy 1: Have you heard of Sillymoto?
Guy 2: Yeah he’s fucking crazy tho
Guy 1: YES!! I heard he broke his silly ( :P ) little ankle
Guy 2: hahaha, thicc

sillymoto by Yoloswaglover October 10, 2019

sillygoose

A term of endearment a grown man says to his small child or a grown man says to another grown man only if he is secure in his own heterosexuality and absolutely certain beyond all doubt that the other grown man enjoys total confidence in his heterosexual orientation.

Oh, you're such a sillygoose, Rodney.

sillygoose by harry flashman July 11, 2003