Definition of purls:
(n) :
A particular stitch in knitting in which the working yarn is pulled through an existing stitch from front to back.
(v) :
(knitting) To use or create a purl stitch or stitches.
(v) :
(intransitive) To flow with a murmuring sound in swirls and eddies.
(n) :
A gentle murmuring sound, such as that produced by the running of a liquid among obstructions.
(n) :
The edge of lace trimmed with loops.
(n) :
An embroidered and puckered border; a hem or fringe, often of gold or silver twist; also, a pleat or fold, as of a band.