vacuum anal 

Sucking out an anus with a vacuum until fully stretched beyond use.

I vacuum anal my girlfriend at night

vacuum anal by Sí Pappí December 7, 2016

Anal Vacuum 

Where you put your mouth on someones asshole and start sucking until you eventually suck a fart out of their ass.

I heard that your mom likes to give every guy that shes with an anal vacuum.

Anal Vacuum by SePhIrOtH6969 May 28, 2006

anal vacuum 

the act of sucking ones asshole until either a fart or feces comes out.

Jim gave me an anal vacuum last night and it cleared my constipation

anal vacuum by yourmothersuterus69 June 7, 2014