Wiktionary
a. Not a business, or unrelated to business n. An organisation that is not a business.
Usage examples of "nonbusiness".
Ky picked out ship boots, dock boots, formal and informal shoes for nonbusiness wear.
Wuhses were still under house arrest during all nonbusiness hours the only time they were able to attend a secret meeting was just after dawn and before they had to report for work in their shops and factories.
Kali that the man who could have designed such technology could spend the nonbusiness side of his life thinking and acting in a manner which would have embarrassed any robot.
It applies to both existing organizations and new ventures, and to both business and nonbusiness institutions, including government.
With respect to this first task, the task of economic performance, business and nonbusiness institutions differ.