Etymology
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wired (adj.)

Old English wired "made of wire," past-participle adjective from wire (v.). From early 15c. as "stiffened by wires." Meaning "nervous, jittery" is by 1970s; earlier (1959, perhaps early 1950s) "using narcotic drugs, addicted to drugs."

updated on April 07, 2014

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Definitions of wired from WordNet

wired (adj.)
tense with excitement and enthusiasm as from a rush of adrenaline;
Synonyms: pumped-up / pumped up / pumped
wired (adj.)
equipped with wire or wires especially for electric or telephone service;
a well-wired house
wired (adj.)
tied or bound with wire;
wired bundles of newspapers
From wordnet.princeton.edu, not affiliated with etymonline.