take the air

go, locomote, move, travel - change location; move, travel, or proceed, also metaphorically; "How fast does your new car go?"; "We travelled from Rome to Naples by bus"; "The policemen went from door to door looking for the suspect"; "The soldiers moved towards the city in an attempt to take it before night fell"; "news travelled fast"

constitutionalize - take a walk for one's health or to aid digestion, as after a meal; "A good way of exercising is to constitutionalize"

walk - use one's feet to advance; advance by steps; "Walk, don't run!"; "We walked instead of driving"; "She walks with a slight limp"; "The patient cannot walk yet"; "Walk over to the cabinet"