This document lists and defines 25 common English idioms and phrases related to fish. Each entry provides the meaning of the idiom, synonyms where applicable, and an example sentence using the idiom. Some of the idioms covered include "a fish out of water", "cold fish", "to fish for compliments", "there are plenty of other fish in the sea", and "teach a man to fish". The document is intended to teach English language learners the meanings behind these common sayings.