windowkill 

Something injured or killed by smacking face flat onto a big glass pane, usually a window.

I didn't turn off the lights in my room, and now the window is covered in windowkill.

windowkill by reikaze October 18, 2010

Windowsill Bay 

Time away from work spent at home.

"Where you going next week when you are off work?"

"Windowsill bay"

Windowsill Bay by Bristol Tone October 4, 2008

windowsill363 

A toxic user which is on Roblox and likes to send hate, rape threats and pedo messages for some reason.
A well known user on the shitstake known as ACR, which is now shut down.

Person: yo windowsill363 is such a cunt

windowsill363 by emilytheslagg May 19, 2019

Windowsill 

Person who sleeps on a pillow (ususally the bottom in sex.)

You are such a Windowsill

Windowsill by max/seb May 25, 2021

Windowsill 

A sill for your window (you put stuff on it)

Hey Barry do me a favour and put my goose on the windowsill.

Windowsill by Sara Eley ur G February 3, 2018

Windowsillsexual 

Windowsillsexual, where you are sexually attracted to windowsills and windows. for an example, sexual intercourse with the windowsill, kissing it, marrying it, hugging it, taking it out for dinner etc. (also tell ur mate to bend over whilst ur at it!!)

Me: hey, look at that guy fucking a windowsill! What a weirdo

Other person: hey dont be homophobic, that person is a proud Windowsillsexual!

Me: oh woww thats sick! I wanna be a Windowsillsexual now! Windows are sexy!!!

Other person: i know right, imagine not being attracted to windowsills!!

Windowsillsexual by Kourtneylovesyou<3 April 17, 2022

windowsilling 

The act of perching on the sill of a lover's window in order to spend time in said lover's dorm without breaking the school code. Windowsilling dates offer, but are not limited to, fine dining, cuddling, movie watching, lip-to-lip touching and sleeping.

This art is commonly used by students at Liberty University attempting to maintain the Liberty Way.

Yo, check it out, Kathy is totally windowsilling over on the hill right now.

windowsilling by schumway007 August 28, 2014