teacher: WHO THE HELL SHAT ON THE CLASSROOM FLOOR WHILE I WAS AWAY?!
ScarShark: SN ELITE!
nub: shit man did you see that i just beat gauntlet backwards!!1
nub2: stfu man don't go thinking you are on SN or something they do that shit without touching the mouse.
cocks: gg this essay is fuckin SN quality.(The teacher's head exploded upon reading due to leetness beyond comprehension)
In general, a derogatory term or insult that involves people of African-American descent, fecal matter, or both.
Occasionally, it can refer to taking a shit on someone's head.
Taylor: You bitchass motherfucking shitnigga (sn)!
Internet lingo: dat bamfsn!