6.9 

The noice number that involves something very interesting. And bad. Its when its between a big person, and a small person (child/midget etc...)

That latest pedophile caught did the 6.9 with a child.

6.9 by FlameWolven 2 March 6, 2021

6.9 

When someone has a 69 with a woman on her period

I had a 6.9 with my girl the other night. It was a bloodbath.

6.9 by Dclayy June 13, 2022

6.9 

When you and your partner are performing the act of normal 69 but one of you is on there period

Yo my girl said we could do anything because of the red tide but I said why not try a 6.9

6.9 by Dudebroparty April 4, 2023

6/9 

National Beat Day- June Ninth... 69
-on this day all will masturbate with pride

Jim: "hey what are you doin today?"

Bob: "Dude tomorrow is 6/9, I got some porn to buy."

Jim: "word me too."

6/9 by MasturbateThis! January 13, 2010

6/9 

National Sexual Freedom and Exploration Day
A day to celebrate your sexuality, push your boundaries and explore your fantasies openly and with pride.

Alice: "Tomorrow is 6/9! Let's get some new sex toys!"
Bob: "Can I invite my buddy Jim to join us?!?!"
Alice and Bob: *High Five*

6/9 by tacoraj May 28, 2018

6-9 

A guy eating a girls cum while she sucks on his dick

Hey! I got 6-9 last night a along with getting some ass thrown in.

6-9 by Mayp September 24, 2006

6_9 

an emoticon to describe an eye-roll or to express something eye-roll worthy. The round parts of the 6 and the 9 are the eyes rolling around in one's head at the stupidity of the subject.

"She's only slept with him once, but she already knows they're going to get married. 6_9"

"Yeah, your arguments became invalid once I found out you were a Libertarian. 6_9"

6_9 by ladynasty February 5, 2010