Acronym for Nice Cock Man! Commonly used as a friendly praise or term of endearment. Believed to have been started by Baracca after smoking grass with Lippy Slidell, Walter P, and Donnie Manos out behind the rib shack. Words may also be substituted in place of "cock" for universality.
NCM!
Nice cock man!
Thanks bro!
Looks good bro!
You been working out?
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Guy on tinder opens conversation with female: SMTT!!
Female responds what does that mean.
Guy: show me them titties