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A guy who seems nice, but then turns out to be a dick in the end.
Girl 1: Hey what happened? I thought you were in a relationship.
Girl 2: Yea we broke up because he ended up being a Ninja Dick.
by shorewhore1984 August 01, 2010

Words related to ninjadick

dick ninja ninja cock ninjad ninja sex

to stick ones penis into someone else with the advantage of speed, surprise and stealth
"dude, i ninjadicked your mom in the shower last night"
by mr. dickerson May 18, 2007