Greek love (dictionary)
From BoyWiki
Greek love most often refers to the Greek pederastic social and educational institution between adult men and pubescent or adolescent boys of twelve years of age until they were able to grow a beard at the age of about 17 where the adult man would educate, protect, love, and provide a role model for his eromenos (beloved).
2. It is also used as a euphemism for anal sex in homosexual relationships.