subagent /ˌsʌbˈeɪ̯.d͡ʒənt/ noun2 •A person employed by an agent to transact the whole, or a part, of the business entrusted to the latter.Where a subagent is appointed pursuant to actual or implied authority from the principal the principal is liable directly to the subagent for his compensation . — 1915 •An autonomous process that is launched by and communicates with another agent in order to handle part of the task that is the objective of that other agent.On a UNIX system, the coordinating agent and subagent processes will have different names. — 2003 formssubagents