Usually, when a man and woman are lying down (or standing) with the crotch area in the face. They lick, kiss, and suck the pussy or dick until desired to stop.
Also used with a woman to woman in where both lick, kiss, and suck eachother's pussy.
Or man to man where both lick, kiss, and suck eachother's dicks.
"We got in the 69 position last night. I was lapping up her pussy while she sucked my dick. It was AWSOME!"
A sex position in which 2 people perform the act of eating the ass out and the person whose ass is getting eaten out shits in the other and they run to the bathroom to wash their mouth out and when they come back previous said person is asleep and the other goes to sleep as well.
“Yo Daniel?”
“Yeh bailey?”
“Okay so Jess and I did the Auf Wiedersehen 69 sex position last night! it was a very fulfilling night! It’s safe to say I’m not hungry anymore!”