Entry 2 senses · 2 variants Webster, 1913 Biddy /bĭd'-ē/ · Bid·dy · IPA /ˈbɪdi/ n. n. 01 n. A name used in calling a hen or chicken. 1. A name used in calling a hen or chicken. 02 n. An Irish serving woman or girl. 1. An Irish serving woman or girl.[Colloq.]