Definitions

1. noun

A single garment, especially a sleeveless shirt or a one-piece swimsuit.

“She wore a bright red singlet to the beach.”

2. noun

A single stage or a single performance in a series of performances.

“The play had several singlets during its three-week run.”

3. verb

To perform or compete in a single event or stage.

“The athlete decided to singlet in the marathon after completing the half-marathon.”