# ump

/ˈʌmp/ (UK) · CEFR B2 · Noun

Source: https://englishreference.com/word/ump
Updated: 2026-05-11

## Definition

the person who makes sure players follow the rules in a sports game, like baseball. It is a short name for an umpire.

For teachers: an official who enforces the rules of a game and settles disputes, primarily in baseball or softball. Informal shortening of 'umpire'.

## Examples

- The ump called the player out at second base.
- After the close play at home plate, the manager ran onto the field to argue with the ump.
- While the home plate ump focuses on balls and strikes, the field umps must maintain a clear line of sight to every base to monitor potential tags and force outs.

---

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.