from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Heraldry A band passing from the upper sinister corner of an escutcheon to the lower dexter corner.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A diagonal band on a coat of arms going from top right to bottom left (as you look at it), held to indicate bastardy.
from the GNU version of the Collaborative International Dictionary of English
- n. an honorable ordinary drawn from the sinister chief to the dexter base.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a mark of bastardy; lines from top right to bottom left
Sorry, no etymologies found.