What is Employ?

Legal Definition
To engage in one's service; to use as an agent or substitute in transacting business; to commission and intrust with the management of one's affairs; and, when used in respect to a servant or hired laborer, the term is equivalent to hiring, which implies a request and a contract for a compensation, and has but this one meaning when used in the ordinary affairs and business of life. McCluskey v. Cromwell, 11 N. Y. 605; Murray v. Walker, 83 Iowa, 202, 48 N. W. 1075; Malloy v. Board of Education, 102 Cal. 642, 36 Pac. 948; Gurney v. Railroad Co., 58 N. Y. 371.
-- Black's Law Dictionary