первач

Etymology
From.

Noun

 * 1)  merchandise of a high quality, of the first (i.e. the best) sort
 * 2)  someone who always/usually takes the first position in competitions, contests, etc.
 * 3)  performer of the first roles
 * 4)  the first phase or the initial distillation of samogon (a Russian home-distilled illegal spirit)