a person who after death is formally recognized by a Christian Church, esp the Roman Catholic Church, as having attained, through holy deeds or behaviour, a specially exalted place in heaven and the right to veneration
2.
a person of exceptional holiness or goodness
3.
(plural) Bible the collective body of those who are righteous in God's sight
—vb
4.
(tr) to canonize; recognize formally as a saint
[C12: from Old French, from Latin sanctus holy, from sancīre to hallow]