n. (also dickey) (pl. -ies or -eys) colloq.
1 a false shirt-front.
2 (in full dicky-bird) a child's word for a little bird.
3 Brit. a driver's seat in a carriage.
4 Brit. an extra folding seat at the back of a vehicle.
5 (in full dicky bow) Brit. a bow-tie.
Etymology: some senses f. Dicky (as DICK(1))
2.
adj. (dickier, dickiest) Brit. sl. unsound, likely to collapse or fail.
Etymology: 19th c.: perh. f. 'as queer as Dick's hatband'
Useful english dictionary. 2012.