marnus (n): a person who has mildly embarrassed themselves, especially through an act of stupidity; a fool (affectionate)

marnused (v): to have mildly embarrassed oneself through a minor act of studity; to have been burned or pwned.
"I totally marnused myself when I tried to chat up that girl without realising she was a lesbian."
by Russell Brown October 17, 2006
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Dude, Paul is way more marnus than Luke.
by Paul January 23, 2005
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Exceptionally awesome; chill.
Dude, Luke is more marnus than Paul.
by Luke January 18, 2005
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Refers to an annoyance, something or someone that frustrates you.
His being a massive Marnus, I might slap him.

The traffic is an absolute Marnus this morning.

Your being a Marnus mate, pull your head in.
by JOB4 December 18, 2021
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Marnu is a stubborn type and gets irritated fast but he has a forgiving heart and great personality, social battery usually gets drained within the first 2minutes but seems chill
Marnu gets stubborn when he has to repeat himself.
by Dave Sanns November 22, 2021
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Sweet, Loving. Legit and loves too party. Only dates hot chicks and hangs with losers. Girls would kill to find a Marnu
by Dave Sanns February 12, 2019
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Marnu is another word for an islander who tries to act african american.
Man that fob is being marnu.
by Rolandh1 August 31, 2007
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