The players hit the net balls over the volleyball net.

I found a bag full of lake balls while walking along the shore.

I found many sea balls on the beach.

I bought a set of utility balls for my backyard.

The Poincaré balls are used in hyperbolic geometry to represent points on the hyperbolic plane.

Purity balls are events where fathers and daughters celebrate their commitment to purity.

He found four-balls in the park.

I tried to explain the concept to him, but he just caught no balls.

I found a bag full of cluster-balls.

It's cold as balls outside.