cock ‧ ade /kɒˈkeɪd $ kɑː-/ BrE AmE noun [countable]
[ Date: 1600-1700 ; Language: French ; Origin: cocarde , from cocard 'too proud of yourself' , from coq 'male chicken' , from Old French coc ]
a small piece of cloth used as a decoration on a hat to show rank, membership of a club etc