Definition of tanner crab
: any of several spider crabs (genus Chionoecetes); especially : snow crab
Origin and Etymology of tanner crab
probably from New Latin tanneri, specific epithet of Chionoecetes tanneri, from Zera L. Tanner †1906 American naval officer
First Known Use: 1947
Seen and Heard
What made you want to look up tanner crab? Please tell us where you read or heard it (including the quote, if possible).