What is Saint ?
Saint is (noun) 1. a person who led a very holy life, and is recognised by the Chris- tian Church There are more than 50 stat- ues of saints on the west front of the cathedral. St Peter was a fisherman. Will Mother Teresa be made a saint? 2. a very good or devoted person She has the pa- tience of a saint and never shouts at the chil- dren. He may be no saint in his personal life but he has the support of the voters. (NOTE: abbreviated with names to St )
source: Easier English, Student Dictionary Upper Intermediate Level