Seeing the empty base at second, the runner on first took off on the pitch.

During the seminar, she explained how the empty set underlies many proofs in set theory.

The movers left an empty space in the garage for the new cabinets.

In combinatorics, the value of an empty product is defined to be one to make formulas consistent.

By convention, the empty sum equals zero, so adding no numbers yields the additive identity.

With a comfortable lead late in the game, the coach decided to empty the bench and give the junior varsity players some valuable playing time.

The admiral warned that an Empty Quiver — the seizure, theft, or loss of a nuclear warhead — would spark an immediate international emergency if the missing warhead fell into the wrong hands.

Everyone in the meeting could see that the CEO was an empty suit, offering grand speeches but no real direction.

After searching the store for an hour, he returned empty-handed.

Her empty-headed laughter during the meeting made everyone uncomfortable.