Question

what is meant by defection of democrcay

Answer 1

Defection is an act of changing party allegiance from the party on which a person got elected (to a Legislative body) to a different party. Earlier it has been an important cause for the formation as well as fall of government. MLAs and MPs were indulging in defection in order to become ministers or for cash rewards.

Answer 2

The condition when MPs and MLAs join other party after election is called  defection.It is done with the greed of money, muscle and power.