headspring noun 4verb 1forms 4 noun4 •A fountainhead; a source. •A move in which the gymnast places both hands on the mat with the top of the head about 6 inches in front, pushes off with the hands while flipping the legs overhead, and lands on the feet.The headspring is a unique vault because it calls for a bent arm support and the touching of the horse with one's head. — 1972 •(figurative) A basis or foundation.The cradle of new conceptual enterprises and entrepreneurs Soft technology is the headspring for brand new ideas, the growth point for new industries and for new conceptual enterprises. — 2005 •A spring that sits at the top of a mechanism, pushing the internal parts inward.Remove the four screws from bottom of tube, then headspring and bottom assembly can be removed through bottom of tube. — 1949 verb1 •To perform a headspring.From there I would walk on my head to the far end of the box and then headspring to the floor, landing on my feet. — 2016 formsheadsprang · headsprung · headspringing · headsprings