Definitions of clever:

• adjective:   showing inventiveness and skill

  Example: "A clever gadget"

• adjective:   mentally quick and resourceful

  Example: "You are a clever man...you reason well and your wit is bold-Bram Stoker"

• adjective:   skillful (or showing skill) in adapting means to ends

  Example: "Came up with a clever story"

• adjective:   showing self-interest and shrewdness in dealing with others

  Example: "Too clever to be sound"

• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #11575)