What does 4-stock mean?

4-stock meaning in Urban Dictionary

(v.) to beat somebody poorly in any type of online game, showing complete dominance within the various other playerOrigin: Through the game Super Smash Bros. by Nintendo, for which both people generally have actually 4 life (stock). Killing another player 4 times without dying as soon as is called 4-stocking, and it is a clear tv show of superiority.