To say or assert something so patently stupid and preposterous as to generate widespread mockery. Named in honor of State Department Spokesperson Marie Harf.
The State Department Spokesperson was harfing on about how Islamic State jihadists only needed job opportunities in order to give up their evil ways.
by Blushark February 21, 2015
To suck something down with wild abandon
He was harfing down the whole keg
by Ahnypants July 24, 2014