—v.t. 1. to prevail or have dominance over; have final authority or say over; overrule: to override one's advisers. 2. to disregard, set aside, or nullify; countermand: to override the board's veto. 3. to take precedence over; preempt or supersede: to override any other considerations. 4. to extend beyond or spread over; overlap.
5. to modify or suspend the ordinary functioning of; alter the normal operation of.
6. to ride over or across.
7. to ride past or beyond.
8. to trample or crush; ride down.
9. to ride (a horse) too much.
10. Fox Hunting.to ride too closely behind (the hounds).
—n. 1. a commission on sales or profits, esp. one paid at the executive or managerial level.
2. budgetary or expense increase; exceeding of an estimate: work stoppage because of cost overrides. 3. an ability or allowance to correct, change, supplement, or suspend the operation of an otherwise automatic mechanism, system, etc.
4. an auxiliary device for such modification, as a special manual control.
5. an act of nullifying, canceling, or setting aside: a Congressional override of the President's veto. 6. Radio and Television Slang.something that is a dominant or major facet of a program or series, esp. something that serves as a unifying theme: an entertainment series with a historical override.