That one ex you always think of first when someone says "your Ex". No matter how many ex-girlfriends or boyfriends you have, there is always going to be one who stands out in your memory, one who you always think about unbidden. Normally this is the ex who had the most serious relationship with you. The phrase "capital Ex" is used to differentiate.
The "E" is capitalized.
The "E" is capitalized.
Rob: "Hey man, I ran into your ex today. Turns out she's lesbian now."
Jon: "Shelly?"
Rob: "No man, Jenny. Why do you always think I mean Shelly?"
Jon: "I don't know. I guess she's just my capital Ex."
No matter how many exes you have, there's always that one Ex.
Jon: "Shelly?"
Rob: "No man, Jenny. Why do you always think I mean Shelly?"
Jon: "I don't know. I guess she's just my capital Ex."
No matter how many exes you have, there's always that one Ex.
by PimpinZ April 29, 2013

by i hate my ex September 8, 2023

I have an ex mom
by Babygowild March 30, 2019

He broke up with his ex-girlfriend.
by SweetDivaKay April 23, 2020

The feeling that the people you roll with (ecstasy, ex, MDMA) are your closest friends; bonded through ex
After rolling, Sally and I have the craziest ex bond. I feel like she's one of my closest friends now.
by mayg August 22, 2011

"The" former girlfriend that you went out with for a long time, should have married but didn't, and today is the object of your secret, social-media only tryst. I mean, after all, you never see her anyway, even though you wish you could.
G: "Been in touch with Lucy?"
B:"I haven't seen her in years, man. Why would you ask me that?"
G: "Dude, everyone knows she's your ex-girlwife."
B:"I haven't seen her in years, man. Why would you ask me that?"
G: "Dude, everyone knows she's your ex-girlwife."
by Sticky AKA January 22, 2015

Man: "I can't make it with any babes here. I'm gonna text my old girlfriend."
His buddy: "Don't do it, man. No ex-sexting tonight."
His buddy: "Don't do it, man. No ex-sexting tonight."
by UWS124 October 20, 2012
