defense

In many team sports, defense or defence (see spelling differences) is the action of preventing an opponent from scoring. The term may also refer to the tactics involved in defense, or a sub-team whose primary responsibility is defense. Similarly, a defense player is a player who is generally charged with preventing the other team’s forwards from being able to bear down directly on their own team’s goalkeeper. Such intention exist in association football, ice hockey, water polo and many other sports.
In ice hockey, there are normally two defensemen on the ice. One is usually a more offensive player better known for their ability to glean assists or goals rather than for their strong defensive play. Such players are known as offensive defenseman. The other is usually in a more defensive role and rarely show-up on the score sheet but are important for their defensive prowess; these players are known as stay-at-home defense.
In water polo, if an offensive player, such as the center…