et tu, brute! 

And you also, Brutus.
Usually the last words of Ceasar when he saw his good buddy Brutus among his murderers. Can be used to express the feeling of being fucked over.

Man, everyone is sleeping with my girl... et tu, shaun!

et tu, brute! by Weeg April 22, 2005

et finger 

Et finger is used similar to snitch. Pointing the finger at a "guity" party. Used In several bay area hip hop tracks

Put that ET finger up, you stooley
Don't tattletale, the number one ruley

et finger by Don't snitch April 12, 2009

Et Cheesy 

A person who hits you for no reason.

A word you can pretend your dog is saying depending on how you dog feels.

Dammit Cristian you Et Cheesy why did you hit me

Et Cheesy by Et Cheesy November 1, 2020

Et tu,Brute? 

Even you Brutus? Even you put a knife in my back?

Mass effect Andromeda happens
Fans of the series: Et tu,Brute?

Et tu,Brute? by Et tu,brute? November 9, 2018

Et Cetera 

Latin for "And Other Things."

I am not your Latin teacher. If you want to take Latin, be a smart little something, or at least apply yourself in High School. If you're past high school, I guess you could take it in college, but, HA HA. Dumbass.

Et Cetera by Leiko October 5, 2004

ET-ing 

making the spock sign, while fingering your girlfriend.

two fingers in the vagina, two fingers in the anus at the same time.

bro, we totally were ET-ing last night it was amazing.

ET-ing by spockboi October 22, 2019

Et-ing 

A greeting in a party scenario where index fingers of two participants make contact as a greeting. Refer to Elliott and E.T. In the classic film.

Et-ing it can be seen as an example with E.T and Elliott in the film.

Et-ing by Spanky Dayton April 29, 2013