A person who adheres too strictly to the ruling of Urban Dictionary. No matter how thoroughly you explain semantics, origin and context of words and phrases, Ersilias will always give this website the final say.
I wanted to say 'Happy Birthday' to my nephew earlier but Ersilia looked on Urban Dictionary and saw that it has inappropriate connotations.

"My mum googled my dog's name and now he's not allowed indoors"
"Agh, what an Ersilia!"
"Hey, that's my mum you're talking about!!"
by WallCrawler August 8, 2018
Get the Ersilia mug.