MHD 

stands for "mental health day"

when you're too tired/lazy to go to work/school, so you call in sick. basically a euphemism for faking sick.

Mom: Billy, time to get up for school!
Billy: But I am le tired.
Mom: Then have a nap.
Billy: Can I take an MHD?
Mom: Fine, you lazy piece of shit.

MHD by Blazko March 10, 2008

MHD 

Acronym for ‘mental health disorder’

Stacy: are you ok?
Claire: yeah it’s just my MHD getting to me

MHD by Camie1755 March 15, 2018

MHD 

Mental health declining

"Mhd lol 🤠 "

MHD by miaaaaaaaaaaaaaaaaaaaa May 22, 2021

mhd 

meet harpers dad. harpers dad is dead so it means die pretty much, but when you are dead make sure to say high to her dad

2 people arguing

person 1: i hate you
person 2: mhd

mhd by my jellybean April 8, 2022

MHDAIR 

The word is pronounced 'meder' and stands for 'Multiple Hard Drives and Infinite RAM'

It can be used to say how good something is or how well done something is.

That film has MHDAIR

Did you see that car? It was total MHDAIR

Man you are full of MHDAIR

You are on fire! Are you running MHDAIR?

MHDAIR by dmbnn July 31, 2007

MHDC 

MoHawk Dont Care

"shes a slut" MHDC

MHDC by Jolly666Rodgers March 29, 2010

Mhdc 

Messy Hair Don't Care

Me: Mhdc!
Friend: Damnn you're looking good af !

Mhdc by _mm_ May 8, 2018