Definitions of kiss:

• noun:   a light glancing touch

  Example: "There was a brief kiss of their hands in passing"

• noun:   the act of caressing with the lips (or an instance thereof)
• noun:   any of several bite-sized candies
• noun:   a cookie made of egg whites and sugar
• verb:   touch with the lips or press the lips (against someone's mouth or other body part) as an expression of love, greeting, etc.

  Example: "The newly married couple kissed"

• verb:   touch lightly or gently

  Example: "The blossoms were kissed by the soft rain"

• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #12807)