crowly UK /ˈkɹəʊ.li/US /ˈkɹoʊ.li/ adjective1 •Of, relating to, or resembling a crow or crows; crowlike; corvid.[Although we can thus write of a crow's voice with the pen of levity, we are still sorry when we think that that crowly organ is never ... bird.] — 1867 formsmore crowly · most crowly