Definitions for "Boutonnière"
Keywords:  buttonhole, lapel, jacket, groom, worn
A bouquet worn in a buttonhole.
A very small floral arrangement, usually consisting of just one or two blossoms and a few sprigs of greenery, pinned to the left lapel at the buttonhole. (Don't worry if the buttonhole is sewn closed, which is often the case. Just pin the boutonnière on top.)
This is a single flower worn on the lapel of a man's jacket.
Keywords:  occassion, prom, formal
a must for the prom or any formal occassion
Keywords:  bent, flexed, assumes, joint, position
joint assumes a flexed (bent) position