A birth mark that strongly resembles an erect penis found on someone's neck.
Kennedy: Hey... is that a penis on your neck?
Nixon: No, it's just a birthmark.
McKinley: Looks like a classic case of Penis Neck.
by JoNicks May 06, 2009
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A huge cock ready for penetrating tight loli pussy doodoo style. Lubed up with diarrhea and loli tears, Neck's penis is primed and ready for any guy or girl who happens to come across the raw dick.
Wow, look at Necks penis! It's so big

Yeah I know. I envy those lolis who get penetrated.
by Evanbrohl July 06, 2018
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