to.bac.co \t*-'bak-(.)o-, -'bak-*(-w)\ n or tobaccos [Sp tabaco, prob. fr.
Taino, roll of tobacco leaves smoked by the Indians] pl of the Antilles at
the time of Columbus 1: any of a genus (Nicotiana) of chiefly American
plants of the night shade family with viscid foliage and tubular flowers;
esp : a tall erect annual So. American herb (N. tabacum) cultivated for its
leaves 2: the leaves of cultivated tobacco prepared for use in smoking or
chewing or as snuff 3: manufactured products of tobacco (as cigars or
cigarettes); also :: smoking as a practice