rhinocerical /ˌɹaɪnəʊˈsɛɹɪkəl/ adjective2 •Resembling or relating to the rhinoceros or its horn. •(slang, no longer used) Rich; abounding in "rhino" or money.Thou shalt be Rhinocerical, my lad, thou shalt. — 1688 formsmore rhinocerical · most rhinocerical