Honor-bound to do - Idioms by The Free Dictionary
be honor-bound (redirected from honor-bound to do)
To be or feel obliged (to do something) because it is morally correct or required by one's sense of duty or integrity, even if one does not desire to do so. It pains me to turn you in to the police, my friend, but I am honor-bound to inform them of your actions.
References in periodicals archive
Hector introduces her to horses; she loves Andromache and Cassandra; and although her loyalties first go to Menelaus and his little son, she also feels honor-bound to do
nothing to betray Troy.