Verjuice
Pronunciation : Ver"juice`
Part of Speech : n.
Etymology : [OE. vergeous, F. verjus, that is, the juice of green fruits; verd, vert, green + jus juice. See Verdant, and Juice.]
Definition : 1. The sour juice of crab apples, of green or unripe grapes, apples, etc.; also, an acid liquor made from such juice.
2. Tartness; sourness, as of disposition.
Source : Webster's Unabridged Dictionary, 1913