1. A fusion of the words meow and arf, usually uttered by the bored.

2. A word that can be used to change the subject in an awkward and/or annoying conversation.

3. Can be used when others are making random animal sounds. (when asked what it is use definition 1, paraphrase if you'd like)
1. This is sorta self-exclamatory.

2. Wierd Guy: Hey guess what.

You:What?

Wierd Guy: *random shit*

You: MARF.

Wierd Guy: What?

You: I said MARF.

Wierd Guy: Ok then.

You: Yup.

Wierd Guy: *Walks away*

You: *smile in triumph*

3. Person #1: Meow

Person #2: Arf

You: MARF

Both #1-2: What

You: *explain what MARF is*

Both #1-2: *bow down to your glory*
by Blah- muther fuckin- Blah November 23, 2009
Get the Marf mug.
a sacred word used instead of the word f***/sex/bonk, ect. Generally used by ?Badgers and Bad Asses
1)Keanu Reeves is pretty MARFy, no?
2)You are a motherMARFer
3)I enjoy MARF
by Lizz August 19, 2003
Get the Marf mug.
defined by Adrian Glenn of Birmingham, UK in 2003, the word marf is an alternative for the word ''retard''.
1) You're such a marf Facey!!!
2) Dude that is marfed up
3) You fat-headed marfenoid
by Adrian Glenn January 2, 2005
Get the marf mug.
douche, bitch, choch, chode, lame, etc.
Dude, you're such a marf.
by 2014_chiguy December 10, 2007
Get the marf mug.
A contraction of the words muff and barf. Muff meaning vagina and barf meaning....barf. Slang for the technical term vaginal vomit.
Will can you clean up the couch? Your girlfriend and all her STDs left some marf on it the last time you guys boned.
by Hayden Mckay March 9, 2011
Get the marf mug.
Someone who has Marfan Syndrome. Commonly used with in group of people.
I'm hanging with my Marfs.
by MarfMan August 9, 2012
Get the Marf mug.
The act of sniffing a cow's hind end as it farts with the goal of obtaining a high from the chemicals released in the flatulence.
Clint was out in the cow pastures marfing all night long.
by JBMooney March 3, 2019
Get the Marfing mug.