high wines
From The Oxford Companion to Spirits & Cocktails
is a term used to designate the higher-alcohol distillate that emerges from the second run of a double distillation (commonly referred to as white dog in bourbon whisky production). See double distillation; holandas; low wines; whisky, bourbon;, white dog.
This definition is from The Oxford Companion to Spirits & Cocktails, edited by David Wondrich (Editor-in-Chief) and Noah Rothbaum (Associate Editor).