Definitions

1. noun

A person who is new to a particular activity or profession, especially in a sport or game.

“The team’s rookie player scored a goal in the first game of the season.”

2. adjective

New to a particular activity or profession; inexperienced.

“She was a rookie journalist trying to cover the big story.”

3. noun

A person who has just joined a particular organization or team, especially in the armed forces or police.

“The police department had a new rookie officer starting this week.”