Definitions

1. noun

The back of the hand, especially when used to strike or push something

“The tennis player’s weak backhand gave her opponent an advantage.”

2. verb

To strike or serve (a ball) with the back of the hand

“The tennis player backhanded the serve into the net.”

3. verb

To treat someone unfairly or with contempt

“The manager was accused of backhanding her employee with a low promotion.”