binjacking 

The art of disposing of your refuse in a bin belonging to another individual

Did you put that bag of dog poop I collected off the lawn in the bin ?

No , I binjacked next doors bin to hide our shame

Oh no , binjacking again

binjacking by Chris ord March 12, 2015

Bumjacking 

A euphemism used by 90's Australian primary school children to refer to anal intercourse, usually with negative connotations.

Boy 1: oi where's Ricky? he's missed school for weeks.
Boy 2: nah yeah I heard he got a bumjacking by the principal for stealing deano's tuckshop money, apparently Rob from 6A saw him in a wheelchair on the weekend.

Bumjacking by GolfGTI5 May 18, 2019

Brainjacking 

The act of achieving orgasm and/or genital secretion via ones thought process with no physical aide whatsoever.

"I had this raging hard on last night and all I could think about was Tyler Perry dressed up as Madea. Unfortunately I was too drunk to masturbate before I fell asleep. Shortly thereafter I was fairly certain I woke up pissing my pants. Once I came to, thankfully, I had realized I was only brainjacking." - Michael Richards

Albert: (sees Mikey making a face) Is he taking a dump?
Mollie: No, he's thinking real hard! - Look Who's Talking (1989)

Brainjacking by Mr. Douchébag November 27, 2009

biohacking 

refers to managing one's own biology using a combination of medical, nutritional and electronic techniques.

I'm going to do some biohacking on my hangover by getting some IV hydration with essential nutrients.

biohacking by Prolodoc November 8, 2013

boonjacking

when the penis of one man is inserted into the anus of another man and then moved in and out with great force and speed so as to create a stimulus for both men

see also:
fudgepacking
boofing
anal crusader

Keith always talks about his boonjacking days in Germany.

boonjacking by Trevor April 18, 2005

bagjacking

Reference to jerking off in a very forceful manner, such that the testicles are bounced, or "jacked"

We didn't get much work done, but we did a lot of bagjacking.

bagjacking by Chuck Woolery June 28, 2003

BoJacking 

The act of smoking a full joint/blunt, by oneself, in one sitting. References a scene in BoJack Horseman in which a very young BoJack is forced to smoke an entire cigarette.

I’m totally BoJacking one of those pre-rolls later.

BoJacking by coolgirlmars November 5, 2022