A desperate last ditch method to stop a bowel movement by inserting one's finger into the anus, in an attempt to block the process.
Bill was trying desperately to make it to the bathroom in time, but when he got there, that fucking time vampire, Sally was screwing around in there again, so he had no choice but resort to using the Boston buttplug to keep from soiling himself, then being endlessly heckled by that bitch Sally.
by thetallman72 February 27, 2019
Get the Boston buttplug mug.The act of being sexually assaulted willingly by two gay firefighters from Boston in a hot tub in Mexico while your wife is getting banged by your best friend in your resort room.
Dave enjoyed a BOSTON BUTTS in the hot tub with Tyrone and Bruce while his wife, Laurie, was having great sex in the hotel room with "the man and the legend."
by WurstNightmare February 26, 2021
Get the Boston Butts mug.When a male screams in a Boston accent while having a rod painfully slammed into his ass, usually occurs during the hazing ritual of some Frat's. The buttercup demonation is still unknown, however, when asked why it is called "buttercup" most victims flee away, screaming in terror.
"Hey Bobby, would you care to rush Gamma Alpha Yeti with me? I promise you, we don't perform the Boston Buttercup on our rushes!"
by Pat Furey August 22, 2006
Get the boston buttercup mug.by Stephasuaurs June 13, 2018
Get the Boston Butterfly mug.A man drinks a drink, spits it into a girls mouth, then waits for the girl to have to pee it out. The girl then proceeds to pee it into the mans mouth
by Butterbeerbuster January 5, 2026
Get the Boston Butter Beer mug.A Boston puck bunny favorite. When her man rams her ass so hard that there is a mixture of blood and fecal matter on his cock. He then pulls it out and shoves it down his puck bunny's throat to clean it off.
by UnkleRehshish November 26, 2019
Get the Boston Peanut Butter and Jelly Sandwich mug.