rubber ring
noun
1A loop of rubber used to secure or seal something.
2An inflatable ring of rubber or similar material used as a flotation device.
Origin
Mid 19th century; earliest use found in New York Dental Journal.
- riding blanket
- riding block
- riding cable
- riding charges
- riding clerk
- riding cloth
- riding coat
- riding crop
- riding days
- riding establishment
- riding exercise
- riding gear
- riding groom
- riding habit
- riding hood
- riding house
- riding light
- riding master
- riding officer
- riding rhyme
- riding rock
- riding rod
- riding sail
- riding school
- riding scope