69er 

A 69er is when a man/woman and a woman/man lie down on top of each other so that they are both facing opposite directions. And then the both of them lick/suck/whatever each others genitals (pussy/dick)

69er by ANIME KING April 17, 2003

69er 

when a guy & girl give oral sex at the same time, facing opposite directions, like 69!

Me: God I'm so horny u wanna do a 69er with jason
Janson: Yea baby we do a great 69er!
Both: OOOOOOOHH YEAH BABY
Me: lick my cunt hard baby!

69er by H0tT!e October 5, 2004

69er 

A mountain bike with a 26" rear wheel and a 29" front wheel.

this bike is a 69er.

69er by the cyclist April 11, 2010

69er 

When a girl and guy suck the other persons dick/pussy

69er by Anonymous October 31, 2003

69er 

2 guy?gal lick suck everything in sight of the ass!

guy1 "lick my ass honey"
guy2 "ok, only if you lick mine too"

69er by doodles June 16, 2003

69er 

when men and women lay in the bed opposite ways and suck on each other's pussy and/or dick

I did a 69er with Jake last night, it was sooo good

69er by toytrain October 27, 2020

69er shits

The 69er shits, is a six second shit and 9 minutes to wipe cause your asshole keeps puckering up.

I was out drinking all night, and now I have the 69er shits

69er shits by NDR Lundgrin December 25, 2007