1. Large (a foot or more) edible freshwater prawn common in Australian rivers
   "They caught river prawns in the Murray River";
   - long-clawed prawn, Palaemon australis
    
2. Large Australian prawn
   "We grilled river prawns for a taste of authentic Australian cuisine"

Derived forms: river prawns

Type of: prawn, shrimp

Part of: genus Palaemon, Palaemon