noun (n)

• a demonstration of approval by clapping the hands together(noun.communication)

  Synonym:
  clapping, hand clapping
  

  source: wordnet30
• The act of applauding; approbation and praise publicly expressed by clapping the hands, stamping or tapping with the feet, acclamation, huzzas, or other means; marked commendation.(noun)

  source: webster1913