Pajamas, as worn by many men up until the late 70's, when central heating in the UK was commonly installed in many homes.
by ward b July 6, 2007

The act of shitty on your partners face. followed up with cumming on it and then punching her in the face. after all this is done you sat you nuts on her head and yell, "Madd Hatter bitch!!" thus making your nuts the hat and your girl pissed.
Luke: i totes gave Grant a Madd Hatter last week!
Lucifer: man i wish you'd give me one of those sometime!
Lucifer: man i wish you'd give me one of those sometime!
by bill trip esher nigger September 26, 2010

A day of madness. Ever watch Alice in Wonderland? Well ayyyeeee that's what this day is. Yep, it's real. Google it. Grab a crazy ass hat 'cause this is gonna be mad.
by RVPQueen July 22, 2016

Old definition: madness induced by mercury fumes generated in factories that used this metal in hat fabrication.
Millenial definition: condition experienced by ambitious women who have to assume many roles in order to maintain diplomacy and harmony in a male dominated world.
The field of dentistry has confirmed the validity of this new definition by claiming that introduction of composite materials to replace amalgam restorations have shown no quantifiable impact on the behaviors of driven female practitioners.
Millenial definition: condition experienced by ambitious women who have to assume many roles in order to maintain diplomacy and harmony in a male dominated world.
The field of dentistry has confirmed the validity of this new definition by claiming that introduction of composite materials to replace amalgam restorations have shown no quantifiable impact on the behaviors of driven female practitioners.
by Goldstar July 28, 2015

by wolfburp November 15, 2016

A person with below average intelligence who lives in an area of severe urban deprivation, & is worse than a chav, & continually wears a wooly (or woven material) type hat in all types of weather & even indoors.
by Steinman July 25, 2007

by Schulp March 25, 2009
