from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Having no strap or straps, as a dress or an undergarment.
- n. A garment having no strap or straps.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Without a strap or straps.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. having no straps
- n. a woman's garment that exposes the shoulders and has no shoulder straps
strap + -less (Wiktionary)