[n] a man's detachable insert (usually starched) to simulate the front of a shirt [n] (British English) a small third seat in the back of an old-fashioned two-seater [adj] (British informal) faulty; "I've got this dicky heart"- John le Carre
dickey, dickey, dickey-seat, dickie, dickie-seat, dicky-seat, impaired, shirtfront