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Meaning of hot-wire

hot-wire

Pronunciation: (v.hot'wīr'adj.hot'wīr&sec), [key]
— v., adj. -wired, -wir•ing,
—v.t.
  1. to start the engine of (a motor vehicle) by short-circuiting the ignition.
—adj.
  1. depending for its operation on the lengthening or increasing resistance of a wire when it is heated: hot-wire anemometer; hot-wire microphone.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.