from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A light summer dress with a bodice that exposes the arms and shoulders.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a lightweight, typically sleeveless dress, usually a minidress, intended for summer wear
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a light loose sleeveless summer dress with a wide neckline and thin shoulder straps that expose the arms and shoulders
sun + dress (Wiktionary)