WordReference Random House Learner's Dictionary of American English © 2025ˈshort ˈcir•cuit, n. [countable]
- Electricitya bad electrical connection that allows too much current to flow into a circuit:The short circuit resulted in a blown fuse.
ˈshort-ˈcir•cuit,
v.
- Electricity
- [~ + [object] to make (an appliance, switch, etc.) stop operating by establishing a short circuit in:The bad connection short-circuited the electric mixer.
- [no object] (of an appliance, switch, etc.) to become disabled by a short circuit:The mixer has short-circuited again.
- [ ~ + [object] to bypass, block, or prevent progress of:He kept short-circuiting all our plans.
WordReference Random House Unabridged Dictionary of American English © 2025short′ cir′cuit, [Elect.]
- Electricityan abnormal, usually unintentional condition of relatively low resistance between two points of different potential in a circuit, usually resulting in a flow of excess current.
short-cir•cuit
(shôrt′sûr′kit),USA pronunciation v.t.
- Electricity
- to make (an appliance, switch, etc.) inoperable by establishing a short circuit in.
- to carry (a current) as a short circuit.
- to bypass, impede, hinder, or frustrate:Bad weather short-circuited my vacation plans.
v.i.
- Electricityto form a short circuit or become inoperable due to a short circuit.
Collins Concise English Dictionary © HarperCollins Publishers::
short circuit - a faulty or accidental connection between two points of different potential in an electric circuit, bypassing the load and establishing a path of low resistance through which an excessive current can flow. It can cause damage to the components if the circuit is not protected by a fuse
Sometimes (for senses 1, 2) shortened to: short