1. a person who plays the tuba

Examples

• The tubaist provided the deep bass notes for the orchestra.
• She became the principal tubaist in the symphony after years of practice.
• The marching band’s tubaist struggled to keep up during the parade.
• Our school’s tubaist won first place at the state competition.
• The young tubaist practiced scales every morning before school.
• The tubaist’s powerful sound filled the concert hall.