porn ninja 

to run into a room and jump on the room's occupants while naked or mostly naked while yelling "PORN NINJA!" and "I'M A KARATE DUDE!" at the top of your lungs. rubbing of your naked bits onto the person in the room is strongly advised.
doing ninja-like flying kicks is also appropriate.
made popular by Fall Out Boy's Pete Wentz in the video Release the Bats.
usually done when drunk, high, or just crazy.

"i was laying on my bed reading a book and Sally came in and porn ninjaed me!"

"Really? to what level?"

"she rubbed her naked body all over me and did flying kicks at my head!"

porn ninja by Lali Pop July 25, 2007

ninja porn 

verb: The act of hiding pornographic content in otherwise innocuous material, such as letters or web pages, with the intent of surprising or shocking the recipient.

noun: The pornographic content hid in the aforementioned innocuous material.

Sample Ninja Porn: "The funniest thing happened to me the other day. I went to Fatburger to get lunch. While I was there, I overheard a conversation in the next line over about how breathless, panting gasps accentuated the rhythm of their bodies, writhing together while intertwined in an animal embrace. Though I was intrigued, I decided that the #1 combo was too expensive; I ended up getting just the normal hamburger and a cup of water."

verb: Did you see that? I just ninja porned Alice!

noun: You totally got Alice with that ninja porn; good job!

ninja porn by Stephen Anthony Uy December 15, 2008

Ninjago porn 

Ninjago porn

Ninjago porn

Ninjago porn by Romble March 7, 2023