'straitjacket' definitions:

Definition of 'straitjacket'

From: WordNet
noun
Anything immaterial that severely hinders or confines; "they defected because Russian dance was in a straitjacket"; "the government is operating in an economic straitjacket"
noun
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 [syn: straitjacket, straightjacket]

Synonyms of 'straitjacket'

From: Moby Thesaurus