persona grata - definition of persona grata by The Free Dictionary
persona gra·ta (pər-sō′nə grä′tə, grăt′ə) n. pl. per·so·nae gra·tae (-nē; -tē) A person who is acceptable or welcome, especially to a foreign government: The successful treaty made the ambassador a persona grata. The foreign ministry deemed the envoy to b...