crayfish
Any of numerous freshwater decapod crustaceans in superfamily Astacoidea or Parastacoidea, resembling the related lobster but usually much smaller.
Other meanings
A freshwater crustacean (family Cambaridae), sometimes used as an inexpensive seafood or as fish bait.
A freshwater crayfish (family Parastacidae), such as the gilgie, marron, or yabby.
Related words
- crayfish plague
Example sentences
Word history
From Old French "crevice".
Where this comes from
This definition is adapted from “crayfish” on Wiktionary, by its contributors; example sentences are from Tatoeba, credited to their authors above, published under CC BY-SA 4.0. This page is published under the same licence.