analasticity

The condition or property of an anus being elastic; anal flexibility.

The measure of how far one's asshole is capable of stretching.
Porn director: We're looking for a girl with very good analasticity.

Porn starlet: That's me! I can fit 4 cocks in my ass at once!
by Paultera January 13, 2009
mugGet the analasticitymug.

analastic limit

When a person's anal spincter cannot return to it's original form normally after some severe anal penetration.
I just fucked her ass so hard that it passed it's analastic limit.
by Randy George August 23, 2011
mugGet the analastic limitmug.