"type of paint suitable for application by air-spraying," 1897, from spray (v.) + paint (v.). A spray paint-brush, and the technology of spray-painting, are described in "The Electrical Engineer" of Jan. 20, 1893. As a verb by 1928. Related: Spray-painted; spray-painting.
sprain
sprang
sprat
sprawl
spray
spray-paint
spread
spreadable
spread-eagle
spreader
spreadsheet