escalator UK /ˈɛs.kə.leɪ.tə/US /ˈɛs.kə.leɪ.tɚ/noun 4verb 1forms 3 noun4 •A motor-driven mechanical device consisting of a continuous loop of steps that automatically conveys people from one floor to another.There is a plastic molly-guard covering the escalator's shutdown button to prevent little kids from pushing it and stopping the escalator. •Anything that escalates. •An upward or progressive course.Lots of people fell for the pitch that real estate was an up-only escalator into the American Dream — 2009 •An escalator clause.They agreed to a cost-of-living escalator. verb1 •(informal) To move by escalator.We escalatored to the second floor. formsescalatored · escalatoring · escalators