sand shrimp noun4 •Japanese sand shrimp (Crangon affinis), of east Asian waters •Brown shrimp, common shrimp, bay shrimp, grey shrimp Crangon crangon, of European waters •Seven-spine bay shrimp or sand shrimp (Crangon septemspinosa), of the Atlantic coast of North America •Greasyback shrimp (Metapenaeus ensis), of the Indo-Pacific.