When the vagina grows rapidly during puberty, causing very deep stretch marks. These form into tentacle-like labia which pull the penis in to be devoured.

From the popular Lady song, Yankin'.
Last night, I fucked some chick, and her "pussy be yankin'".
by Tufails April 15, 2011
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to listen to the funniest American Sports podcast available on itunes!
oh my god I was yankin off last night, they were really ripping the Yankees!
by maximusuk October 30, 2011
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When a male and female are in relations with one another. This is not strictly sexual, but typically points to a sexual basis. Other forms exist, such as: "yankable" "lets yank" "I would yank him" "I caught them yankin' the chain last night"
"Did you hear about Laura and Kevin?"

"Yeah! They are definitely yankin' the chain!"
by Free_Swilley January 2, 2014
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Most often used as a question in place of "are you kidding me?"

And normally used when irritated

For example:
Baker: "Sorry I can't make it over tonight, I've got some stuff to take care of."

Wayne: "You yankin' my dick bro?!"
by mAshton titties January 29, 2009
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