gruelingly adverb US(UK usuallygruellingly)us/ˈɡruː.ə.lɪŋ.li/uk /ˈɡruː.ə.lɪŋ.li/ in a way that makes you tired and demands great effort and determination: The film is a gruelingly dull slog through basic horror-movie conventions. The 17 performers shine in their gruelingly physical but fluid work. See
grueling a gruelingly hot summer afternoon Navy life is characterized by gruelingly long work hours and periods of unsupervised leisure. My car weaves through gruelingly slow traffic. SMART Vocabulary: related words and phrases Complicated and difficult to do advanced ambitious ambitiously another arduous formidable formidably get blood out of/from a stoneidiom grail gruelling onerous onerously overdemanding painstaking picnic toughen trickily tricky tuff ultra-sensitive |