13c., from O.Fr. bovier "herdsman," from L. bovis, gen. of bos "cow, ox." Re-introduced 16c. from Du. boer, from M.Du. gheboer "fellow dweller," from P.Gmc. *buram "dweller," especially "farmer," from PIE *bhu-, from base *bheue- (see
be). Original meaning was "peasant farmer"