What is one position hack?

Hi guys.
This is request... just tell me how it works

it's a position for kill all enemys in one blow ^^

A "1 possision kill"is a 1 possision kill :P. u kill every1 in 1 possition like throw 1 nade and BOOOOOOM the whole other team blew up...if u look at my signiture ull see a foto of how it looks like if every1 in the whole game died....