warm-down noun 1warm down verb 1forms 4 noun1 •A set of exercises carried out after a fitness routine in order to return the body gradually to its normal state, analogous to the warm-up done before the routine. warm down verb1 •To perform gentle exercise at the end of a training session before cooling off.5.Warm down with 15 minutes of gentle spinning. — 2009 formswarmed down · warming down · warms down · warm-downs