Technically a legal or official document giving an order or instruction. More loosely it refers to a permission or approval. In politics or democratic situations such as tradeThe buying and selling or exchange of goods and services. Th... unions it refers to an authorisation for leadership to act based on election or vote. Derived from Latin mandatum meaning ‘something commanded’, from manus (hand) and dare (give). MandateTechnically a legal or official document giving an order or ... is also a verb, meaning to empower someone to take action.