Top Definition
An act of publicly masturbating, preferably done in the presents of large amounts of people. To nignog you must hold your erect penis in one hand stroking it frequently whilst hopping forward from foot to foot with a surprised expression on your face.
wow that guy was nignog'n all the way down the hall, he was unavoidable. Oh no i think he's about to start pollywog'n
by Smokey88 March 10, 2010

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