- Massachusetts (used as a nickname).
Origin of Bay State
An Americanism dating back to 1780–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for bay state
Historical Examples of bay state
Upon further inquiry, it was found that both father and mother were of the Bay-State faith.Great Mysteries and Little Plagues