noun (used with a singular or plural verb)
nonflavored alcohol of 95 percent, or 190 proof, obtained chiefly from grain or molasses or redistilled from brandy, rum, etc., used for blending with straight whiskies and in the making of gin, cordials, liqueurs, and the like.
Origin of neutral spirits
First recorded in 1915–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for neutral spirits
(functioning as singular or plural) US ethanol of more than 190° proof
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012