An insane dude. Someone who is out of his god damn mind. A guy that did something that nobody would have ever even dared to think of doing.
by eaozimso February 20, 2017

by ohididntnotice February 12, 2019

A Mad lad is somebody who does something extreme, like trying to get inside jokes into the urban dictionary.
by u/Wanja01 August 25, 2019

someone who thinks they are the shit,and they think they impress everyone with their lame ass behaviour.Although they are the only ones to think this as everyone else see's the truth that they are actually really lame
by bfmb79 April 23, 2006

OMG you stayed up until 9 PM? Absolute mad lad!
by Psstime June 11, 2018

when your rent a wee house up in Carlingford thinking you're the maddest cunt going with with your packet of NZ'S
by Yesladeoonff September 09, 2019

An absolute unit or uncontainable beast of destruction that will never stop pushing down walls of pure power and death to make the world a better place.
by MadLad001 August 06, 2018
