owe

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To be indebted to the amount of: He owes me five dollars.
2. v. To have a moral obligation to render or offer: I owe them an apology.
3. v. To be in debt to: We owe the plumber for services rendered.
4. v. To be indebted or obliged for: owed their riches to oil; owes her good health to diet and exercise.
5. v. To bear (a certain feeling) toward a person or persons: You seem to owe your neighbors a grudge.
6. v. Archaic To have as a possession; own.
7. v. To be in debt: She still owes for the car.

Century Dictionary and Cyclopedia

1. To possess; have; own; be the owner or rightful possessor of.
2. To be bound (to do something); be under obligation; ought: followed by an object infinitive.
3. To be indebted for; be or feel bound or under obligation for; of a debt, to be under obligation to pay: followed by to, it often indicates origin or cause: as, to owe a thousand dollars; to owe some one a grudge; to owe success to family influence.
4. To be in debt; continue to be in debt.
5. To own; acknowledge; confess.

Wiktionary

1. v. To be under an obligation to give something back to someone or to perform some action for someone.
2. v. To have debt, to be in debt.

GNU Webster's 1913

1. v. obsolete To possess; to have, as the rightful owner; to own.
2. v. To have or possess, as something derived or bestowed; to be obliged to ascribe (something to some source); to be indebted or obliged for.
3. v. To have or be under an obigation to restore, pay, or render (something) in return or compensation for something received; to be indebted in the sum of
4. v. To have an obligation to (some one) on account of something done or received; to be indebted to.

WordNet 3.0

1. v. be obliged to pay or repay
2. v. be indebted to, in an abstract or intellectual sense
3. v. be in debt