Behavior that is both morally and socially correct; proper manner, decorum or etiquette.(noun)
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Use "good form" in a sentence
"In spite of anything you have read it is still not good form to shoot your way into or out of either Torrs or the New Stanley."
"The Palatinate Franchise having proved to be a good form of government in England, and withal safe against a very strong development of popular liberty, the king and the Lords Proprietors considered it the best system for a colony planted so far away from royal oversight as America."
"This is a good form of exercise for you—bending over and retrieving kicked-off socks."