persona non gra‧ta /pəˌsəʊnə nɒn ˈɡrɑːtə $ pərˌsoʊnə nɑːn ˈɡrætə/ noun
[Date: 1800-1900; Language: Latin; Origin: 'person not acceptable']
formalbe/become/be declared persona non grata to be not welcome in a particular place because of something that you have done – used especially when a foreign government orders you to go home

[TahlilGaran] Dictionary of Contemporary English ▲

persona non grata
[formal]
someone who is not acceptable or not welcome.
He published a book criticizing the war and was instantly declared persona non grata by the authorities.

[TahlilGaran] English Idioms Dictionary ▲

Persona Non Grata
A diplomatic representative who is no longer acceptable to the government of the country where he or she is assigned.

[TahlilGaran] Acronyms and Abbreviations Dictionary ▲