1. a kind of ornamental hand stitching in which each stitch forms a loop through the forward end of the next.
2. a basic crochet stitch in which yarn is pulled with the crochet hook through a loop on the hook to form a continuous strand of interlocking single loops.
3. a machine stitch forming a chain on the underside of the fabric.
Pronunciation: (chān'stich"),[key] —v.t., v.i. to sew or crochet using a chain stitch.