Pronunciation: (u-blīj'), [key]
—v., o•bliged, o•blig•ing.
1. to require or constrain, as by law, command, conscience, or force of necessity.
2. to bind morally or legally, as by a promise or contract.
3. to place under a debt of gratitude for some benefit, favor, or service: I'm much obliged for the ride.
4. to put (one) in a debt of gratitude, as by a favor or accommodation: Mr. Weems will oblige us with a song.
5. to make (an action, policy, etc.) necessary or obligatory: Your carelessness obliges firmness on my part.
to be kindly accommodating: I'll do anything within reason to oblige.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.