Goalkeeper (noun)

A player in a sport (such as soccer or hockey) who is assigned the task of preventing the opposing team from scoring goals.

Origin:

Derived from the words 'goal' and 'keeper' which means 'keeper of the goal'.

Examples:

1. The goalkeeper made a brilliant save to keep the score level.
2. The goalkeeper is the last line of defense for the team.
3. The opposing team was unable to score a goal due to the heroics of the goalkeeper.
4. The goalkeeper is often considered as the most important player in a team.
5. The goalkeeper is responsible for maintaining the clean sheet in the match.