Dictionary
stum
Pronunciation: (stum), [key]
—n., v., stummed, stum•ming.
—
n.
1. unfermented or partly fermented grape juice.
2. wine in which increased fermentation has taken place because of the addition of stum.
—
v.t.
to increase the fermentation of (wine) by adding stum.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.