Definitions of ash:

• noun:   any of various deciduous pinnate-leaved ornamental or timber trees of the genus Fraxinus
• noun:   strong elastic wood of any of various ash trees; used for furniture and tool handles and sporting goods such as baseball bats
• noun:   the residue that remains when something is burned
• verb:   convert into ashes
• name:  A surname (common: 1 in 11111 families; popularity rank in the U.S.: #1436)