Definitions

1. noun

The upper part of the spine and the muscles and bones that make it up.

“She rubbed her sore back after lifting the heavy box.”

2. noun

A region at the back of something, especially a room or a building.

“The back of the theater was reserved for VIP guests.”

3. noun

The rear part of something, especially a vehicle.

“The back of the car was filled with luggage.”

4. noun

The back of a person, especially the part that faces away from the person speaking or looking at them.

“Turn your back on the cold wind.”

5. verb

To support or finance something, especially a person or a project.

“Who will back the new business venture?”

6. verb

To move backward or away from something.

“The children backed away from the loud noise.”

7. adverb

In a way that faces away from the person speaking or looking at you.

“Turn your back and walk away.”

8. adverb

In a way that is opposite or contrary to something.

“The new policy will back the previous one.”

9. adverb

In a way that is in support of something.

“The government will back the protesters.”

10. adverb

In a way that is returning or moving away from something.

“The car backed into the garage.”

11. preposition

At or in the back of something.

“The book fell off the back of the shelf.”

12. preposition

Away from the person speaking or looking at you.

“Turn your back on the cold wind.”

13. preposition

In support or in agreement with something.

“The government will back the new policy.”

14. interjection

Used to express a feeling of regret or disappointment, especially about a past action.

“What a back! I should have studied harder.”