(n.) A special business entrusted to a messenger; something to be told or done by one sent somewhere for the purpose; often, a verbal message; a commission; as, the servant was sent on an errand; to do an errand. Also, one's purpose in going anywhere.

agency agentship assignment authority authorization brevet busywork care chare charge chore commission commissioning commitment consignment cure delegated authority delegation deputation devolution devolvement duty embassy empowerment entrusting entrustment executorship exequatur exercise factorship fish to fry full power homework job job of work journey jurisdiction labor legation license lieutenancy make-work mandate matters in hand mission odd job office piece of work plenipotentiary power power of attorney power to act procuration project proxy purview regency regentship responsibility service stint task things to do trip trust trusteeship vicarious authority warrant work