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English definition of “short circuit”

short circuit

noun [C] uk   /ˌʃɔːtˈsɜː.kɪt/ us    /ˌʃɔːrtˈsɝː-/ (informal short)
a bad electrical connection that causes the current to flow in the wrong direction, often having the effect of stopping the power supply
short-circuit
verb [I or T] uk   (informal short) us  
to cause a short circuit: If those two wires touch, the appliance will short-circuit and probably go up in flames.
(Definition of short circuit from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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