n. Someone who hi-jacks your hum half way through
First individual: hum hum hu-
Second individual: hum hum hum
First individual: You are such a hum jacker!
A man who excessively masturbates, to the point where his penis has grown in length exponentially, due to the number of times he has jacked off.
"Wow, you're cock is so big! You must be a package jacker!"
someone in 3rd grade who steals all of the red crayons and markers. A blue jacker is someone in 6th grade who steals your blue.
Hailey: I like red, I'm gonna pick up the crayon and color with it
Dominic: Dude that red is mine (takes red)
Hailey: Dud you are such a red jacker
When some doosh (usually named Blake) jacks a beat (electronic focused dance music) that has been discovered by you.
"Dude Blake just played me the dopest beat, its a Designer Drugs remix of Countdown" Blake jacked this beat from you making him a beat jacker.
Eating Black Jack sweets before giving your bf a blow job then as he cums, choke on his jizz and puke the black jack and jizz mixture back up on his dick!
'Oh hey Zac! I did a black jacker on my bf'
'What's that then Emma?'
'Well I ate black jacks before giving my bf a blow job and I puked on him as he cum in my mouth..'
Someone whose really jacked up , also stupid , dumb , mean, also means bitch, or wierdo
Stop stealing my money you flippin jacker
A person who takes shortcuts in life to achieve the same result.
I went to the gym and lost 60 lbs. but a lifestyle jacker gets liposuction to lose 60 lbs. aka slacker aka damn I work hard