# rudd

/ˈɹəd/ (US) · /ɹˈʌd/ (UK) · CEFR C2 · Noun

Source: https://englishreference.com/word/rudd
Updated: 2026-08-15

## Definition

a type of freshwater fish with silver scales and bright red fins. It looks very similar to a roach and lives in lakes and slow rivers.

For teachers: a freshwater teleost fish of the family Cyprinidae, Scardinius erythrophthalmus, characterized by its deep body and reddish fins.

## Examples

- The fisherman caught a small rudd in the lake.
- Anglers often find rudd in slow-moving rivers where the water is clear and full of plants.
- While rudd are frequently confused with roach by novice anglers, they can be distinguished by their upturned mouths and the specific positioning of their dorsal fins.

## Usage notes

- The plural form can be 'rudd' when referring to the species or 'rudds' when referring to individual fish.

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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.