Her. Obs. App. corruption of BASE sb.1 8; cf. BAST sb.3
1562. Leigh, Armorie (1579), 80. He beareth partie per bast barre erased, Argent, and Vert.
1586. Ferne, Blaz. Gentrie, 177. You haue seene in one coate … both a cheefe and a baste.
