Noun
A bouquet worn in a buttonhole.
Source: Webster's dictionaryBelen Leyda and Tony Daet pinned the sash for King Valentin Gerry Laudato; Tess Briones pinned the boutonniere while Nelly Moranion and Ted Alfonso presented the trophy. Source: Internet
The groom accented his attire with a boutonniere of sweetheart roses and seeded eucalyptus. Source: Internet