DUTY-BOUND


Meaning of DUTY-BOUND in English

also duty bound

If you say you are ~ to do something, you are emphasizing that you feel it is your duty to do it. (FORMAL)

I felt duty bound to help.

ADJ: v-link ADJ to-inf emphasis

Collins COBUILD.      Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) .