RUTHLESSLY Meaning of RUTHLESSLY in English adv.Ruthlessly is used with these adjectives: ↑ ambitious , ↑ efficient , ↑ pragmaticRuthlessly is used with these verbs: ↑ exploit , ↑ mock , ↑ suppress Oxford Collocations English Dictionary. Оксфордский английский словарь словосочетаний . 2012