• Bengali Word দিদি English definition (noun) (feminine) 1 elder sister/ cousin. 2 (in affectionate or courteous address) lady; woman; girl. 3 (as a term of endearment) grand-mother; grand-daughter. দিদি ঠাকুরানী (noun) (facetious) lady; woman; girl. দিদিমা (noun) grand-mother; grand-aunt.