The Collaborative International Dictionary of English v.0.48:
Vintner \Vint"ner\, n. [OE. vintener, viniter, OF. vinetier, vinotier, LL. vinetarius, fr. L. vinetum a vineyard, fr. vinum wine. See Wine.] One who deals in wine; a wine seller, or wine merchant. [1913 Webster]WordNet (r) 3.0 (2006):
vintner n 1: someone who sells wine [syn: vintner, wine merchant] 2: someone who makes wine [syn: vintner, winemaker, wine maker]