Whipstitch Definition Meaning MerriamWebsterOvercast is a needlework technique which involves creating small in-out stitches with the purpose of firmly join two material pieces together. This method provides resilience and stops the material from unraveling. The whipstitch is used for a range of stitching projects, like sewing the hem, sewing appliques, or even creating blankets. It provides a neat and skilled look for the completed piece.