sillmetery 

A windowsill with dead bugs laying on it. From sill (cem)etery.

Go get the vacuum and clean off the sillmetery.

sillmetery by smuck May 14, 2005

Sillameter 

The device used to measure an amount of silliness.

We must get out the sillameter to show her how silly she really is!!

Sillameter by chicklikeslickz September 22, 2019