Okay so here are some top secret ninja terms and their meaning:

Autious- awesome+righteous

Oh CHA- a word of extreme awesomeness, say this when you are happy

Jimmy or Jared- that's what you call a creeper. If you know a creeper you're code name for them is one of these words

Defying gravity- jumping

Ninja call- rapidly flailing your arms in various directions while defying gravity, do this to call another ninja

The think pose- make your pointer finger and your thumb look like an L or a check mark, then place it below your chin, it will look as if your stroking your ninja beard

Ninja beard- a short beard only on your chin, or a goatee, it may be any color you like