noun
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a freshwater cyprinid fish, Carassius auratus, of E Europe and Asia, esp China, widely introduced as a pond or aquarium fish. It resembles the carp and has a typically golden or orange-red coloration
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any of certain similar ornamental fishes, esp the golden orfe See orfe
Etymology
Origin of goldfish
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
One of the features of a culture with the brains of a goldfish is that it also has the memory of a goldfish.
From MarketWatch • Feb. 27, 2026
To make eating fun, we serve them chicken nuggets shaped like dinosaurs and crackers shaped like goldfish.
From The Wall Street Journal • Feb. 20, 2026
The one-page note, addressed to the head housemaid at Royal Lodge in Windsor, includes drawings of dogs, horses and young children and asks if "the birds are well, and the goldfish haven't died".
From BBC • Feb. 18, 2026
Training LLMs to trade is “a little like trying to get a goldfish to continue its train of thought.”
From Barron's • Oct. 24, 2025
The croaking sound of frogs broke the silence, and within seconds a swarm of tadpoles followed by a pair of goldfish filled the clearing.
From "Breaking Through" by Francisco Jiménez
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.