# rookie

/ˈɹʊki/ (US) · /ɹˈʊki/ (UK)

Source: https://englishreference.com/word/rookie
Updated: 2026-06-19

## Senses

### 1. a beginner

noun · CEFR B1 · Informal

someone who is new to a job or activity and lacks experience.

For teachers: a person who is new to an organization or activity; a novice or recruit.

- The older officers gave the rookie some advice on his first day at the station.
- Despite being a rookie in the marketing department, she proposed a strategy that outperformed the veteran team's expectations.

### 2. first-year athlete

noun · CEFR B1 · American English

an athlete who is in their first year of playing a professional sport.

For teachers: a professional athlete in their first season of competition within a specific league.

- The rookie scored three goals in his very first game for the team.
- The league named him Rookie of the Year after he broke several long-standing records during his debut season.

### 3. inexperienced

adjective · CEFR B2 · Informal

describing a mistake or behavior that shows you are new and inexperienced.

For teachers: characteristic of a beginner; often used to describe errors resulting from a lack of experience.

- Forgetting to save your work is a rookie mistake that most people only make once.
- The negotiator made a rookie error by revealing his maximum budget before the discussions had even properly commenced.

### 4. to be a beginner

verb · CEFR C2 · Informal · Slang

to spend time as a beginner or to go through your first year of training.

For teachers: to serve as a rookie or undergo an initial period of professional inexperience.

- He spent two years rookieing in the minor leagues before getting his big break.
- The documentary follows several young pilots as they rookie through their first high-pressure assignments in the air force.

## Examples

- The rookie made a mistake during his first game.
- Even though she is a rookie in the sales department, she has already closed three major deals.
- The veteran players spent the afternoon mentoring the rookies, ensuring the newcomers understood the team's complex defensive strategies before the season opener.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.