diamond ring

Noun

diamond ring (plural diamond rings)

1. Used other than figuratively or idiomatically: see diamond, ring.
   • If that mocking bird don’t^([sic]) sing // Daddy’s going to buy me a diamond ring. // If that diamond ring don’t^([sic]) shine // Daddy’s going to buy me a bottle of wine.1907, Recreation, National Recreation Association, page 545
2. By extension, an engagement ring, usually one given by a man to a woman.
   • If it were not a tradition that a woman shall accept from her fiance a diamond ring which the idiot cannot, in all probability, afford to give her — well, women would not accept them.1923, Peter Bernard Kyne, Never the Twain Shall Meet, page 19
   • “Delvin, a diamond ring means you are engaged to be married. I barely know you.”2006, Mary Slonaker, The Vinton House, page 37
3. An optical phenomenon visible during a moment of a solar eclipse when only a tiny part of the sun is not obscured by the moon, shining like a diamond in the ring of the sun’s corona.