[f. TWITCH v.1 + -Y.]
1. Characterized by twitching; having a tendency to twitch; also, nervous, fidgety, irritable.
1839. Frasers Mag., XX. 671. Her lips were long, loose, and twitchy.
1861. Dickens, in All Year Round, IV. 457. Faces peculiarly swollen, and twitchy about the nose.
1874. A. J. C. Hare, Story of my Life (1900). IV. xvii. 245. An excellent person, but very nervous and twitchy.
1898. Talmage, Serm., in N. Y. Chr. Herald, 27 April, 368/3. Your nerves will become more twitchy and your dyspepsia more aggravated.
2. Mining. Cf. TWITCH sb.1 4, v.1 5.
1747. Hooson, Miners Dict., R ij b. Many good Veins that have been wrought to a vast Depth, yet it is found in the end to grow hard and Twitchey on the Soles.