tuba /tūˈbə, tooˈbə/

1. A straight trumpet (ancient Rome)
2. The bombardon (bass tuba) or (sometimes) other low-pitched brass instrument of the saxhorn class
3. A powerful organ reed stop
4. A tube (anatomy)

• drop-in
• drop-in centre
• drop kick
• drop-kick
• drop-kicked
• drop-kicking
• drop kicks
• drop-kicks
• drop-leaf
• droplet
• droplets
• drop-letter
• drop-letters
• drop lock
• droplock loan
• drop locks
• drop-net
• drop-nets
• drop off
• drop-off
• drop on
• drop one's aitches
• drop one's aspirates
• drop one's bundle
• drop out