from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Variant of straitjacket.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Common misspelling of straitjacket.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a garment similar to a jacket that is used to bind the arms tightly against the body as a means of restraining a violent person
Confusion between the spelling of strait in straitjacket and the more common word straight. (Wiktionary)