Definitions of vamp:

• noun:   piece of leather forming the front part of the upper of a shoe
• noun:   an improvised musical accompaniment
• noun:   a seductive woman who uses her sex appeal to exploit men
• verb:   provide (a shoe) with a new vamp

  Example: "Revamp my old boots"

• verb:   act seductively with (someone)
• verb:   piece (something old) with a new part

  Example: "Vamp up an old speech"

• verb:   make up

  Example: "Vamp up an excuse for not attending the meeting"