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1.
A noise/sound made out of frustration, anger or annoyance.

Can also be a noise made when no words can express what you need to say.
Jaymes: "I've messaged Joe 4 times now about getting on and he still hasn't replied, Mragh!!"

Ben: "What are your thoughts on global warming?"
You: "Mragh"
by Bonita Eve January 22, 2014

Words related to Mragh

anger annoyance erghhh frustration mraghhhhhh
 
2.
something you say when your angry but not literally
Mragh Pussay!
by tony June 10, 2004