1. In a direction toward so as to reach: went to the city.
2. Reaching as far as: The ocean water was clear all the way to the bottom.
3. For the purpose of: went out to lunch.
4. Used alone when the infinitive is understood: Go if you want to.
adv.
1. In one direction; toward a person or thing: owls with feathers wrong end to.
2. Into a shut or closed position: pushed the door to.