Stallonian UK /stəˈləʊ.ni.ən/US /stəˈloʊ.ni.ən/ adjective1 •resembling Sylvester Stallone or films starring him.It is pleasing to think how intensely Weiner must suffer in New York City, where even educated natives grunt a brick-tongued, boomerang-voweled, Stallonian yo-patois. — 1988