ˈpikəˌdil noun
or pick·a·dil·ly | ̷ ̷ ̷ ̷|dilē
( plural picka·dils or pickadillies )
Etymology: French picadille, probably from Spanish picado pierced, cut (from past participle of picar to prick, pierce) + French -ille, diminutive suffix — more at pic
1. : a decorative trimming of cutwork that is scalloped, tabbed, or pointed and used as an edging on doublets, collars, and other garments of the late 16th and early 17th centuries
2. : a ruff or standing collar trimmed with cutwork
3. : a stiff support for a ruff or standing collar