Top definition
A day with blue skies with few or no clouds, warm, without strong winds, considered by many to be pleasant weather.

or

A 60th anniversary
It's a diamond day outside and I'm not spending one more minute in front of this computer!

It was love at first sight on New Year's Eve 1952, it's a diamond day for Mr & Mrs Couple at the end of 2012.
by fecund January 14, 2013
Get the mug
Get a diamond day mug for your father-in-law Vivek.

Available Domains :D

  • diamondday.ninja
  • diamondday.org
  • diamondday.net
  • diamondday.men
  • diamondday.se