sunburn

Short definition from Wiktionary

Noun

1. 1
   A burn on the skin caused by excess exposure to the sun's rays.
2. 2
   A burn on the tissue of crop plants or their fruits (especially if they are rich in water like tomatoes, grapes, apples, gooseberries) caused by excess exposure to the sun's rays.
3. 3
   Suntan.

Verb

1. 1
   To receive a sunburn.
2. 2
   To burn or tan (someone's skin) by the sun; to allow (a part of one's body) to become sunburnt.

Proper noun

1. 1
   The ship of characters Sunny (or Omori) and Aubrey from the videogame Omori.