БЕССТРУННАЯ БАЛАЛАЙКА
• БЕССТРУННАЯ БАЛАЛАИКА coll, disapprov
[NP; usu. sing; often subj-compl with copula, nom or instrum (subj: human), obj-compl with называть etc (obj: human), or vocative]
=====
⇒ a person who talks a lot but says nothing of substance:
- windbag;
- gasbag;
- chatterbox.