Short for Sand ninja. Sninja is only used for people are too lazy to say the full name of a sand ninja, and those people never live to see another day.
The Boy said "Sninja" and was found dead on the floor the next day. Sand was discovered around the murder. sand ninja
by Wootdude April 20, 2009
A ninja with a sniper rifle who can shoot and kick your ass from 400 yards away.
Beware of the sninjas!
by Edge November 21, 2004