Top Definition
a nail that splits or separates, catching on anything/everything ESPECIALLY POLYESTER!! if you aren't close to a nail clipper, this 'barb' will torture you for all eternity until you can 'chaw' it off; or find some kind of tool that will 'fix' it up!
me gonna sucker-punch this nail barb!!

this nail barb is about pissing me off!

this nail barb caught-on and ripped a hole in my vag-hair sweater!
by michael foolsley February 01, 2010

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