Pronunciation: (strāt'jak"it), [key]
1. a garment made of strong material and designed to bind the arms, as of a violently disoriented person.
2. anything that severely confines, constricts, or hinders: Conventional attitudes can be a straitjacket, preventing original thinking.
to put in or as in a straitjacket: Her ambition was straitjacketed by her family. Also,straightjacket.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.