adjective, nervier, nerviest.
brashly presumptuous or insolent; pushy: a nervy thing to say; a nervy trick to pull.
having or showing courage; brave or bold: the nervy feats of the mountaineers.
strong; sinewy; vigorous: a hard, nervy physique.
Chiefly British. straining one's patience or forbearance; trying.
nervous; excitable; on edge.