go ninja

hoping that no one is aware you are around-

trying to go about your business undetected, as if you are invisible...

I think I'll go ninja until my love bite goes away.

by blonde rendition May 28, 2016

going ninja

A.k.a stealth mode

Moving undetected on a mission to murk, kill, and otherwise do severe bodily harm to another

Gamer Term

Where's my scout package i'm going ninja on that ass

by Dr. Psykotik22 September 11, 2011