smock frock

smock frock (plural smock frocks)

1. A coarse frock, or shirt, worn over other clothing, as by farm labourers.
   • 1823, William Cobbett, Cobbett's Weekly Register, volume 46, page 777:

     What reason has he, therefore, to suppose that the return of the smock-frock will even increase the gobbling of potatoes and the drinking of cat-lap?

   • 1849, Thomas Babington Macaulay, The History of England from the Accession of James II, volume II, London: Longman, Brown, Green, and Longmans, →OCLC:

     He was often introduced into meetings through back doors, with a smock frock on his back, and a whip in his hand.

• “smock frock”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.