Gollumesque adjective1 •Resembling Gollum, a monster from J. R. R. Tolkien's fantasy world of Middle-earth.Just then Newo noticed something scuttle across Labertha’s stomach. It was sort of small and wiry with a slightly oversized head, Gollumesque if you will. — 2003 formsmore Gollumesque · most Gollumesque