spring-clean verb 2spring clean noun 1forms 4 verb2 •To carry out a spring cleaning of (a room, a house, etc).The Mole had been working very hard all the morning, spring-cleaning his little home. — 1908 •To engage in spring cleaning. spring clean noun1 •A systematic clean or clear out of something. formsspring-cleaned · spring-cleaning · spring-cleans · spring cleans