An dumb person or bumbling idiot. "Num-" refers to the term "numb", describing a person's general feelings/attitude towards people.
-used as a non-offensive, yet funny insult
"Oops. I just spilled another soda"
"You dam numnut"
by Freddfu November 28, 2005
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wat i use as an insult with out actually insulting anyone. its a good word if u have to stop cursing!!
omg, ur such a numnut!
by Phil Doran September 12, 2005
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Someone idiotic or stupid.a jackass asshole something like that.
tahjae is the biggest numnut known to man.
by xKonokox April 1, 2007
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1. A person with a mental disorder (ex. autism)

2. A person with lots of energy who does things without thinking
1.

Lou: Man, that kid with ADHD is such a numnut.

2.
Sally: I can't believe that hyper kid told the principal to go fly a kite. What a numnut!
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Someone who proceeds to deny that he/she is a pathological liar. They make petty lies up to make people like them!
Hoopz: Yo dude, you hear what Vick was sayin?
Hipz: No, what?
Hoopz: He was sayin that his pops is a lawyer, doctor, contractor, surgeon, and a full time nanny!
Hipz: No way!
Hoopz: Yeah, what a numnut.
by Hollabackgrl September 4, 2006
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An idiot, primarily used in Australia and New Zealand, slang for the Australian marsupial, the numbat
by TheRealMinecrafter November 28, 2019
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General term referring to an individual who does not amount to your expectations. Numnuts becomes numnuts when he/she/they/feman/mailman/ steps out of line. To become a numnuts is to become wiped from the map of validation.
Buddy chirping nannies and tweeting aunties on dinner 11 eh? Humphrey is such a numnuts!
by Tilly with a y July 22, 2021
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