1. To perform or work for a person or party as an employee or as a part of the armed forces. 2. To legally and officially deliver a summons and complaint or other legal document upon a person. See service of process.
Law Dictionary – Alternative Legal Definition
In Scotch practice. To render a verdict or decision In favor of a person claiming to be an heir; to declare the fact of his heirship judicially. A jury are said to serve a claimant heir, when they find him to be heir, upon the evidence submitted to them. Bell As to serving papers, etc., see SERVICE OF PROCESS.