Meaning

• The direct rays, light or warmth of the sun.

  "We were warmed by the bright sunshine."

• A location on which the sun's rays fall.

  "We moved out of the shade and into the sunshine."

• Geniality or cheerfulness.

  "I enjoyed the sunshine of her smile."

• A source of cheerfulness or joy.

• The effect which the sun has when it lights and warms some place.

• Friendly form of address often reserved for juniors.

  "Alright sunshine, safe to cross now."

• Ironic form of address used to an inferior or troublemaker.

  "OK, sunshine, listen up and listen good. There's five vandalised telephone boxes out there and I know you're responsible."

• Used to address someone who has just woken up and/or is very sleepy.

  "Good morning, sunshine!"

Meaning

• Open to and permitting public access, especially with regard to activities that were previously closed-door or back-room meetings.

  "Because of the sunshine law, we could go to the planning meeting."