Bassist (noun)

A person who plays the bass, either the bass guitar, bass synthesizer, or double bass.

Origin:

Compound word: bass + -ist.

Examples:

1. The bassist in the band was a skilled musician.
2. She was the bassist for the local band.
3. He was a renowned bassist, known for his groovy bass lines.
4. The bassist played a solo that got the crowd going.
5. The bassist was the backbone of the band's sound.