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Sometimes spelt NAHm. This alternative to using the word "no" derives from a terrible rapper known as Nham. When responding via text, it is expected that the spelling is changed to accurately represent the distaste for this rapper's "music".
"You wanna to get food?"
"NAHm"

"Yo come see me rap at the community center next weekend!"
"Nahm"

"Yo are you picking up those jardinz tomorrow?"
"Nham, those are for children"
by Treemon Pine May 19, 2015
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2
A term that is used by potheads in the small town of Clarion, Pa

Used to mean Hell No! or No in a playful manner
by Brady January 22, 2005
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