ducking /ˈdʌkɪŋ/noun 3adjective 1forms 1 noun3 •An instance of ducking down, e.g. to hide. •An instance of ducking (a person in water, etc).They gave him a ducking in the river as a punishment. •The act of surreptitiously leaving a rubber duck on someone's parked Jeep as an act of kindness (see Jeep ducking).Parliament said she hopes ducking becomes a regular part of Jeep culture, similar to the notorious "Jeep wave" that Wrangler owners are known to do on the road to say "hi" to one another. — 2020 adjective1 •(slang, humorous) Euphemistic form of fucking.You are the ducking idiot here. — 2015 formsduckings