Grum 

Grum is a slang for weed and for getting high

Let's grum up basically means let's get high
Pass me the grum, means pass the weed
Grummed means he already got high
Grumming means he's getting high
Gifara got grummed

Grum by Taeyu432 May 26, 2022

Grum 

To get in the way of someone expressing their truth. The most epic grum is when you grum yourself.

Liz truss grummed the queen with her ice cold hand shake and then grummed herself the next week when she quit as PM.
Zac Efron grummed himself when he got botched plastic surgery and said it is cos he slipped on the tiles

Grum by Grumstar November 13, 2022

grum 

A guitar drum.

Guitar + Drum = grum

When a guitarists uses the base of their guitar to make percussion like sounds. This is then refered to banging the grum.

grum by Guy Cruz December 18, 2005

grum 

Combination grim and glum

Don't be so grum, chum.

grum by Hercolena Oliver April 19, 2009

grum 

The white pasty dicharge found on the labia of an arroused vagina

after fingering her, my hang was covered in grum

grum by bucksatan March 25, 2005

Grum 

Someone who is petty and always difficult. They also always play the victim.
Someone who is grum will sometimes act innocent and will almost always play the victim.

Wilbert: God she is so grum

Scarlet: I know right !

Grum by Too_relatable.1 April 18, 2020

Grum 

Shitty, particularly when talking about weather. Can also be used to talk about circumstances.

This weather is grum as fuck. This is a grum ass time.

Grum by Tha Rambis November 15, 2012