Top definition
When posting on a forum, you submit a post only to find that someone has posted the same thing only seconds earlier.
Ha ha, Julia Roberts is so lame.
----
Ha! Julia Roberts is so lame.

EDIT: DAMMIT! Ninja'd!
by mrespman October 22, 2005
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2
When trying to respond to a comment on a chat room, only for someone to comment before you, making your comment lose it's original Context. Depending on the intermediary comment, this can have some humorous results
Dave: Anyone wanna play The new X-Box Game?

Sanders: How about some Dick?
George: ^^ Yeah, I'd want in on that
Sanders: Lol, Gay!
Dave: haha, dude, you got ninjad!
by Bongos222 May 06, 2014
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3
(V): When someone gives another person such a good comeback that the person being exposed to the torment never even sees it coming. But the burn does not end there my amigos. The Ninja'er comes back for a second attack, ending with their battle cry, "Ninja'd!" Then disappears before you even have time to pee your pants from shock. Here's a diaper baby, clean yo'self up. You be dirtying up my new kitchen floors. .. bitch.
Person A: "I think I was just Ninja'd and I may or may not have just pee'd a little bit."

Person B: "Ninja'd!" *Disappears*
by Captain Elbow September 30, 2010
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4
In chat, it is the act of saying something before someone else. It only counts if someone else actually says the same thing afterwards.
JKuang: 24,495 = "Over 24,000"

Puppettron: weird, 24,495 is over 24,000

CraziAsian: ninja'd
by CraziAsian.... The one and onl February 08, 2010
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5
v. the act of stealing, swooping, or snaking something. the person who has been ninja'd upon does not realize it for a little while.
Hey Marks and Giuseppe... you know Erin and Kek totally just ninja'd their way infront of you in line...
by badguy13579 November 08, 2007
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6
To stealthy steal something from a person your having a conversation with where by they do not realise youv taken it untill much later.
Bob: wtf? wheres my cellphone?
Jason: What this one?
Bob: dammit how?
Jason: i ninjad that about 10 minutes ago
by Kuram May 31, 2007
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7
after sexual intercourse the act of walking across the room taking off the condom and quickly spinning around and throwing said condom at the woman's face like a shruiken
by Jeffery Harrison Nancy November 02, 2007
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