crayfish Meaning, Definition & Usage

1. noun warm-water lobsters without claws; those from Australia and South Africa usually marketed as frozen tails; caught also in Florida and California
   rock lobster; spiny lobster; langouste.
   
2. noun tiny lobster-like crustaceans usually boiled briefly
   crawfish; ecrevisse; crawdad.
   
3. noun small freshwater decapod crustacean that resembles a lobster
   crawfish; crawdad; crawdaddy.
   
4. noun large edible marine crustacean having a spiny carapace but lacking the large pincers of true lobsters
   crawfish; sea crawfish; langouste; rock lobster; spiny lobster.
   

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