stum noun. [stʌm] M17.
[Dutch stom use as noun of stom dumb.]
1. Unfermented or partly fermented grape juice, must; esp. must in which the fermentation has been prevented or checked by fumigation with sulphur. M17.
b. Must as used for renewing the fermentation of flat wines. Now rare or obsolete. L17.
fig.:
■ Dryden Thy bellowing Renegado Priests, That..with thy Stumm ferment their fainting Cause.

2. Flat wine renewed by the addition of stum. Now rare or obsolete. M17.

[TahlilGaran] English Dictionary ▲

stum verb trans. [stʌm] Infl. -mm-. M17.
[Dutch stommen, formed as STUM noun.]
1. Renew the fermentation of (wine) by adding stum. M17.
fig.:
■ J. Oldham The poor Drunkard, when Wine stums his brains.

2. Fumigate (a cask) with burning sulphur, in order to prevent the contained liquor from fermenting; prevent or check the fermentation of (new wine) by fumigation in a cask. L18.

[TahlilGaran] English Dictionary ▲