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English definition of “harness”

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harness

noun [C]  /ˈhɑr·nəs/ us  
a piece of equipment, including straps for fastening it, used to control an animal such as a horse or attach it to a load to be pulled, or a set of straps used to hold a person in place: a horse’s harness a parachute harness

harness

verb [T]  /ˈhɑr·nəs/ us  
to put a harness on an animal or a person: He harnessed the baby into her car seat. The dam harnesses water power (= controls and uses it) to generate electricity.
(Definition of harness from the Cambridge Academic Content Dictionary © Cambridge University Press)
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