or twin set
- a matched sleeveless or short-sleeved sweater and cardigan sold to be worn together.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for twinset
The most recognizable collaborator is Tilda Swinton, whose green twinset she titled, The Twinset of My Dreams.Tilda Swinton, Uncensored
The Daily Beast
September 21, 2010
- British a matching jumper and cardigan