The phrase "to kick another player" means to intentionally hit or strike another player with force using your leg or foot in a game or sport. Full definition
I am pretty sure kicking players in the chest is probably the worst thing you can do. (sbnation.com)
I don't mind second and third attempts to clear an area, but taking back collected items in this manner is just kicking a player when he or she is down. (pressthebuttons.com)
The list includes a multitude of multiplayer changes, most notably a system that kicks players who have become inactive for more than two minutes. (eurogamer.net)