Boston Pop 

Is when a guy/girl takes a bowel movement, freezes it then uses it as a sexual toy.

I gave my girl a Boston Pop last night. She loves my long black frozen shit inside of her.

Boston Pop by Divine Jones October 18, 2010

Boston Pop Socket

When a male repeatedly inserts and removes his penis from a woman's anus to the point where the outer part of the rectum has folded and extended to the outside part of the asshole.

Dude, I gave my gf one of those Boston Pop Sockets she's always been asking for last night.

Boston Pop Socket by SlickMik11 February 7, 2019

boston blow pop 

the act of performing oral sex on a woman then burping into her vagina causing her to queef.

last night i was with tina that girl was like gimme the boston blow pop.

boston blow pop by bigspence December 23, 2012

Boston Popsicle 

A sexual act among gay men where one places progressively larger objects in ones urethra with the goal of broadening the duct to the point where intercourse is possible with the penis directly.

Dang Jeff pees weird, but that's probably because he has a Boston Popsicle. last I heard he was up to a roll of pennies.

Boston Popsicle by SunKukong May 6, 2016