0 a voting system where, if your preferred candidate (= a person competing to be elected) does not get enough votes to stay in the election, your vote can be given to your second choice of candidate:
The process - which some call instant runoff - continues until a majority winner emerges.
He would have instant runoff voting, in which people would rank candidates in order of preference - first, second, third and so on.
If nobody has a majority, there should be a runoff between the top two vote-getters, or else an "instant runoff" system should be used.
