a velvety cord or yarn of silk or worsted, for embroidery, fringes, etc.
2.
fabric made with a fringed silken thread used as the weft in combination with wool or cotton.
3.
any fabric with a protruding pile, as in certain rayon bedspreads.
4.
a deep-pile, durable, woolen carpeting with chenille weft: the most expensive power-loomed floor covering.
Origin: 1730–40; < French: velvety cord, literally, caterpillar < Latincanīcula, with etymological sense “little dog,” though attested only in senses “shrewish woman, dogfish, Sirius” (see canicular); for parallel use of “cat” in same sense, see caterpillar