It stands for snapper. The long snapper for punts and field goals.
KR = Kick Returner
line backer or left back if you are in the UK
The positions in Arena Football are the same in NFL football
SN stands for Surface Nexus in Kidnap game ;)
Sn is the chemical symbol of the element tin
Tin
All of the same as in pro football
tin
pART OF THE SN
6 differant positions
It stands for SURFACE NEXUS.
ends