n. movement once around a course; "he drove an extra lap just for insurance"

n. a journey or route all the way around a particular place or area; "they took an extended tour of Europe"; "we took a quick circuit of the park"; "a ten-day coach circuit of the island"

n. an electrical device that provides a path for electrical current to flow

n. (rotation)

v. make a circuit; "They were circuiting about the state"