Slip or Chemise - when used in reference to sleepwear, it is a delicate, usually provocative, loose-fitting, sleeveless, shirt-like lingerie · Negligee - loose, sensuous or a slip can be a woman's undergarment worn beneath a dress or skirt. A full slip hangs from the shoulders, usually by means of narrow straps, and extends from the breast to the fashionable skirt length. A half slip (or waist slip) hangs from the waist. The word "petticoat" may also be used for half or full slips.
It's the year 2020, but when it comes to slip dresses, it might as well be 1995, because the trend is going strong — just as strong as it was when Jennifer Aniston was wearing those slinky, sultry little numbers as Rachel Green on Friends and, of course, on the red carpet.