—n. 1. absence or deprivation of advantage or equality.
2. the state or an instance of being in an unfavorable circumstance or condition: to be at a disadvantage. 3. something that puts one in an unfavorable position or condition: His bad temper is a disadvantage. 4. injury to interest, reputation, credit, profit, etc.; loss: Your behavior is a disadvantage to your family's good name.
—v.t. to subject to disadvantage: I was disadvantaged by illness.