Definitions for "nervy"
Offensively bold or presumptuous; insolent; cheeky; pushy.
Exhibiting courage or daring; bold; plucky.
showing or requiring courage and contempt of danger; "the nervy feats of mountaineers"
Keywords:  tense
being in a tense state
Keywords:  edgy, apprehensive, nervous
Nervous{6}; apprehensive; edgy{1}.
Keywords:  sinewy, strong
Strong; sinewy.
Keywords:  vigorous, wine, horses, fine, acidity
Vigorous and fine; good in wine as in horses
lively wine with a high acidity level