guardian angel

Noun

guardian angel (plural guardian angels)

1. A tutelary angel watching over a particular person (and sometimes rescuing them) in monotheistic contexts.
   • I think your guardian angel was working overtime this week. You're lucky to be unscathed.
   • "We may call them 'guardian angels' as the Catholics do, or 'guides' or 'controls', but whatever you call them, they really do exist and they guard us from evil on the spiritual plane."1925 July – 1926 May, A[rthur] Conan Doyle, “(please specify the chapter number)”, in The Land of Mist (eBook no. 0601351h.html), Australia: Project Gutenberg Australia, published April 2019
2. (figuratively) A person who benevolently watches over another or rescues them.
   • The guy who came upon the accident scene was my guardian angel. He doused the flames and called the paramedics.
   • I don't know when you appointed yourself my guardian angel, but I can take care of my own self, thank you very much!1980 August 2, Andrea F. Loewenstein, “Random Lust”, in Gay Community News, page 15