noun (n)

• disability of walking due to crippling of the legs or feet(noun.state)

  Synonym:
  claudication, gameness, gimp, gimpiness, limping
  

  source: wordnet30
• an imperfection or defectiveness(noun.state)

  Example:
  A stylist noted for the lameness of his plots.
  

  source: wordnet30
• The condition or quality of being lame; as, the lameness of an excuse or an argument.(noun)

  source: webster1913