proprietor(redirected from proprietorially)
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The one and only owner of an unincorporated business. That is, the business of a sole proprietor is not a corporation, a limited liability company, or anything else. The sole proprietor must list all profits and losses on his/her personal tax return and does not file a separate return for the business. Additionally, the sole proprietor is personally responsible for all losses and debts the business incurs. Some small businesses begin as sole proprietorships and then become something else. Other sole proprietorships are part-time businesses that the owners operate on the side.
The owner of a one-person business.
proprietorthe owner of a business. See SOLE PROPRIETORSHIP, PARTNERSHIP, JOINT-STOCK COMPANY.
The sole owner of a trade or business.