Boston Cream Surprise

The sexual act of filling your asshole up with whipped cream then proceeding to fart said cream into your partner's mouth.

Ben: Baby give me a Boston Cream Surprise tonight

Stacy: Ew.

by Dirk Dasterdly August 13, 2021

Boston brownie

The act of baking up a poo in the bowels and exploding it into the gaping anus of a small cat or dog preferably a boston terrier.

I walked to the shop and on route I spotted a boston terrier tied to a fence, i boston brownied it then carried on for my bread and milk.

by Boston brownie king June 12, 2021

Heuston Boston

The zaza

Asasasasa my name is heuston boston

by Nvk3 June 17, 2021

Boston Plan

An over the top, extravagant, and well thought out plan that never gets executed for whatever reason.

"Dude, you remember the time we were going to do Everest? That was our Boston Plan."

by sammyj October 1, 2012

The Boston Job

Ejaculating into a bowl of clam chowder.

It was his first time doing The Boston Job so his fingers got all clammy.

by Derfuhrer September 1, 2013

Boston Square

A cigarette, more specifically a roll-up.

Hey man, can you roll me a boston square?

by justacat June 12, 2012

Boston Tea Party

A Boston Tea Party is the act of getting naked and sitting sideways on someones face in an attempt to give them pink eye, while simultaneously tea bagging their ear.

Ted: Why is your eye pink?

Bob: I was the honoree at a Boston Tea Party last night.

by DrDemonic February 28, 2011