- (formerly) the highest degree of fineness in a diamond or other precious stone.Compare water(def 13).
- the finest quality; highest rank.
Origin of first water
First recorded in 1745–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for first water
Yet they were constantly after him, for they knew they were likely to get a first-water gem.Mark Twain, A Biography, 1835-1910, Complete
Albert Bigelow Paine
An expert would have known immediately that it was a first-water product of an expert gunsmith.The Black Wolf Pack
She was got up expensive, all real lace and first-water sparks, and just as handsome as a towel rack.Shorty McCabe
- the finest quality of diamond or other precious stone
- the highest grade or best quality
- the most extreme kinda fool of the first water
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012