overspray /ˈoʊvə(ɹ)ˌspɹeɪ/noun 1/ˌoʊvə(ɹ)ˈspɹeɪ/ verb 1forms 3 noun1 •In spray painting, the spray that goes outside the area being painted (necessary to ensure coverage at the edge). overspray /ˌoʊvə(ɹ)ˈspɹeɪ/ verb1 •To produce overspray when spray painting. formsoversprayed · overspraying · oversprays