scantron UK /ˈskænˌtɹɒn/US /ˈskænˌtɹɑn/ noun2 •[before a noun] A device used to scan prepared forms used for multiple-choice and true-or-false testing.The Grievant, however, insisted on using the scantron himself. — 1989 •A prepared form for use in such a device. formsscantrons