1har·ness 
/ˈhɑɚnəs/ noun
plural har·ness·es /ˈhɑɚnəs/ noun [count] 1 : a set of straps that are placed on an animal (such as a horse) so that it can pull something heavy 2 : a set of straps that are used to connect a person to something (such as a parachute or a seat)
▪ The pilot strapped himself into his harness before takeoff. ▪ a safety harness
▪ The pilot strapped himself into his harness before takeoff. ▪ a safety harness
in harness
Brit : working at a job : on duty
▪ I was back in harness on Monday, handling paperwork at my desk.
▪ I was back in harness on Monday, handling paperwork at my desk.
