ring knocker
noun
1A door-knocker having the form of a ring; = sense 3d.
2 US Military slang (with reference to the practice amongst graduates of wearing a class ring) an officer who is a graduate of one of the United States military academies.
Origin
Mid 19th century.
- Persian cord
- Persian cyclamen
- Persian earth
- Persian fire
- Persian Gulf
- Persian insect powder
- Persian iris
- Persianist
- Persianization
- Persianized
- Persianizing
- Persian jasmine
- Persian lamb
- Persian leather
- Persian-like
- Persian lilac
- Persian lily
- Persian lynx
- Persian manna
- Persian morocco
- Persian pattern
- Persian ranunculus
- Persian rug
- Persian ware
- Persian Wars