Related Clues:

• Wind with a slide
• Hefty instrument
• Marching-band instrument
• Musical instrument
• Part of the back of an orchestra
• The BB contrabass, e.g.
• Oom-pah-paher
• Euphonium relative
• Bulky horn
• Rhythm instrument
• One of the brass
• Plenty of horn?
• Large musical instrument
• Big band instrument
• Heavy brass