olivianity 

An amazing religion discovered in 2005 by Olivia, the most amazing person ever. She is the leader of the religion, for more info google it!

Olivianity is the best! I follow it!

olivianity by Oliviarse September 24, 2006

Olivianism 

A religion in which an Olivia will wear a hood to keep their spiritual feelings inside. To ask an Olivia to take of their hood is like to ask a Muslim girl to remove their hijab.

I converted myself to Olivianism so people would stop pestering me about not wearing my hood.

Olivianism by Literally your God June 17, 2019

Olivinitis 

This is a mental illness men get for thinking they ever have a chance with Olivia.

I am going to ask Olivia. Never mind, I have olivinitis.

Olivinitis by Joshua Hader November 6, 2019

Olivianotfound 

You just got rickrolled hahahahhahahahahhahahahhahha

Vienna: have u seen that dad changed his name to Olivianotfound?
Me: OMG REALLY

Olivianotfound by Olivia Carpin (aka your mom) February 4, 2022