if someone is doing jack, they are doing nothing. they are lazy and can't be bothered to do anything. it also means if someone can't be bothered, or they dont want to put effort into something.
person a: "where's tony, he needs to do his homework!"
person b: "idk, hes probably doing jack on the couch."
person b: "idk, hes probably doing jack on the couch."
by gopro7reekal September 22, 2023

by TheGeneralGenitalsPranksterian May 9, 2025

by hehe farts in french July 6, 2021

adj; To do a disappearing act. Going AWOL/MIA from work in particular leaving your colleagues to pick up the pieces.
Bob: "Morning Trace, nice to see you"
Tracey: "Alright Bob, 'ave a nice holiday. You looked very tanned!"
Bob: "It was lovely Trace.......where's Peter?"
Tracey: "He's got his invisibility cloak on Bob..*sarcastic smile*... He's been doing a Potter since last Wednesday. Not even called in you know?! The cheek..."
Tracey: "Alright Bob, 'ave a nice holiday. You looked very tanned!"
Bob: "It was lovely Trace.......where's Peter?"
Tracey: "He's got his invisibility cloak on Bob..*sarcastic smile*... He's been doing a Potter since last Wednesday. Not even called in you know?! The cheek..."
by TerminalVelocity August 20, 2013

by TheBritishJack June 1, 2024

by Im the mapcom November 3, 2022

by bilberma November 22, 2021
