Feature of Granny Smith apples

• Sourball quality
• Pungency
• A sharp sour taste
• Crab apple's quality
• Feature of Granny Smiths
• The taste experience when vinegar or lemon juice is taken into the mouth

Wiktionary Word definitions in Wiktionary
n. The characteristic of being tart; sharpness of taste; sourness; bitterness.

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Tartness \Tart"ness\, n. The quality or state of being tart. Syn: Acrimony; sourness; keenness; poignancy; severity; asperity; acerbity; harshness. See Acrimony .

WordNet Word definitions in WordNet
n. the taste experience when vinegar or lemon juice is taken into the mouth [syn: sour , sourness ] a sharp sour taste [syn: acerbity ]