Definitions

1. noun

A device consisting of two bulbs connected by a narrow neck, used for measuring time.

“The hourglass in the ancient clock tower was a significant landmark in the city.”

2. noun

A period of time, especially one hour.

“I have a hourglass to finish this project, and then I can take a break.”

3. verb

To measure time, especially with an hourglass.

“She hourglassed the time it took to complete the task.”

4. verb

To last for a short time, often in a precarious or uncertain way.

“The concert hourglassed, and we had to leave the venue quickly.”