- (transitive) To constrain someone by force or by social, moral or legal means.
"I am obliged to report to the police station every week."
- (intransitive) To do a service or favour.
"The singer obliged with another song."
- (intransitive) To be indebted to someone.
"I am obliged to you for your recent help."
- (transitive) To do someone a service or favour (hence, originally, creating an obligation).
"He obliged me by not parking his car in the drive."