a cold-blooded animal that lives in water, typically with gills, fins, and scales, to try to catch fish, or to catch fish as a job or a sport, to search for something in a particular place, especially by moving things around

big fish, fish out of water, drink like a fish

Formal and Informal Expressions of fish

In different contexts, you can replace 'fish' with suitable alternatives. In a more formal setting, 'seafood, aquatic animal' is apt. In informal speech or writing, 'catch, swimmy thing' is a commonplace synonym.

fish: Explore its Definition & Usage

fish Definition

1a cold-blooded animal that lives in water, typically with gills, fins, and scales
2to try to catch fish, or to catch fish as a job or a sport
3to search for something in a particular place, especially by moving things around

Using fish: Examples

Take a moment to familiarize yourself with how "fish" can be used in various situations through the following examples!

Example
I caught a fish this morning.
Example
Fish is a good source of protein.
Example
He went fishing with his friends.
Example
She fished through her purse looking for her keys.
Example
The detective fished for clues at the crime scene.

fish Synonyms and Antonyms

Synonyms for fish

Phrases with fish

big fish
an important or influential person
Example
She's a big fish in the fashion industry.
fish out of water
a person who feels uncomfortable or out of place in their surroundings
Example
As a city girl, she felt like a fish out of water in the countryside.
drink like a fish
to drink alcohol excessively
Example
He drank like a fish at the party last night.

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Summary: fish in Brief

The word 'fish' [fɪʃ] refers to a cold-blooded aquatic animal with gills, fins, and scales. It can also mean to catch fish as a job or sport, or to search for something by moving things around. Examples include 'I caught a fish this morning,' and 'She fished through her purse looking for her keys.' Phrases include 'big fish,' referring to an important person, and 'drink like a fish,' meaning to drink excessively.