noun
Christian use for a person officially or traditionally regarded as holy; especially common in Catholic and Orthodox contexts.
彼はカトリック教会で聖人として崇敬されている。
He is venerated as a saint in the Catholic Church.
noun
sage; wise and virtuous person; great religious teacher
The older, broader meaning: a person of exceptional wisdom and virtue, especially in Confucian or religious/philosophical contexts.
孔子は古くから聖人とされてきた。
Confucius has long been regarded as a sage.
彼のような聖人君子には、なかなかなれない。
It is hard to become a perfectly virtuous person like him.
noun
refined sake
Rare dictionary sense referring to 清酒, refined sake. In ordinary modern Japanese, 清酒 or 日本酒 would be used instead.
See also: 清酒
辞書には「聖人」を清酒の意味で載せるものもある。
Some dictionaries list 聖人 with the meaning of refined sake.