What Is a Bias Cut Dress? Rewritten London Occasionwear BIAS CUT SHIFT DRESS WITH LINEAR CRYSTAL CONTRAST DETAIL Lucian Matis You Need a Bias cut Dress in Your Closet. Sew This Slip Dress. What does bias cut mean? Youve heard me say bias cut a lot of times probably, so lets get into it!, Bias cut refers to the way you cut a pattern. Its most common to cut a pattern following the