This diminutive of Bridget usually refers to a fussy old woman
[DOC] [TLE] What is biddy - Sesli Szlk [PAR] Definition of biddy in English Turkish dictionary ... An Irish serving woman or girl  
A name used in calling a hen or chicken, often as "biddybiddybiddy" "Well, ... a 
woman, especially an old woman; especially one regarded as fussy or mean or a 
gossipy busybody: a woman, ...