ALL meanings of first water
first wa·ter
F f - noun first water (formerly) the highest degree of fineness in a diamond or other precious stone. Compare water (def 13). 1
- noun first water the finest quality; highest rank. 1
- noun first water the finest quality of diamond or other precious stone 0
- noun first water the highest grade or best quality 0
- noun first water the most extreme kind 0
- noun first water the best quality and purest luster 0