(1):

(a.) Brought into debt; being under obligation; held to payment or requital; beholden.

(2):

(imp. & p. p.) of Indebt

(3):

(a.) Placed under obligation for something received, for which restitution or gratitude is due; as, we are indebted to our parents for their care of us in infancy; indebted to friends for help and encouragement.