a.Of or relating to the nerves or nervous system: nervous tissue.
b.Stemming from or affecting the nerves or nervous system: a nervous disorder.
2.Easily agitated or distressed; high-strung or jumpy.
3.Marked by or having a feeling of unease or apprehension: nervous moments before takeoff.
4.Vigorous in style or feeling; spirited: “the nervous thrust of a modern creation” (Henry A. Kissinger).
5.Archaic. Strong; sinewy.