late 14c., "act of trimming" something, also "that which is pared off;" verbal noun from pare (v.). Paring-knife is attested from 1590s.
1570s, "the putting of a border," verbal noun from edge (v.). Meaning "a border, that which is added to form an edge" is from 1660s; that of "the trimming of lawn edges" is from 1858.
"the are of planting, training, and trimming trees and shrubs," 1822, from Latin arbor, arboris "tree" (see arbor (n.2)) + -culture, abstracted from agriculture. Perhaps modeled on French arboriculture (by 1808). Related: Arboricultural; arboriculturist (1825).
ornamental trimming made by leaving long fringes of thread and knotting the threads together in a geometrical pattern, 1865, from French macramé (19c.), said to be from Turkish maqrama "towel, napkin," from Arabic miqramah "embroidered veil." The thing is older in Europe than the word.
also gymp, ornamental material for trimming dresses, furniture, etc., 1660s, probably from French guimpe, Old French guimple "wimple, headdress, veil" (12c.), from Frankish *wimpil- or some other Germanic source (compare Old High German wimpal, and see wimple).
type of frill, a full plaiting of material used as trimming for women's garments at the neck and wrists, 1827, from French ruche "frill," literally "beehive" (13c.), a word of Celtic origin (compare Breton rusken), from Proto-Celtic *rusca "bark." The notion is the resemblance to the plaiting in straw beehives. Related: Ruched; ruching.