A decorative design made by cutting pieces of material and applying them to the surface of another for decoration.(noun)
To decorate something in this way(verb)
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Use "appliqué" in a sentence
"So I did a central block in applique with Olivia's name (it has one curve!) and piano keys to the outside."
"Ford's stylists seem to have worked overtime to mitigate this situation by frantically adding numerous "character lines" on the hood and side panels, bumpers that look like they were sawed-off at strange angles, and a silly plastic "applique" on the front fender."