. To make fast or firm; found; establish; secure.To constitute, ordain, or fix by decree, order, or decision; decree; command; prescribe.To allot, set apart, or designate; nominate or authoritatively assign, as for a use, or to a post or office.To settle; fix, name, or determine by authority or upon agreement: as, they appointed a time and place for the meeting.In law, to fix the destination of (property) by designating a person or persons to take the use of an estate created by a preceding deed or will, conferring on the appointor the power so to do.. To point at by way of censure; arraign: as, “appoint not heavenly disposition,” Milton, S. A., 1. 373.To provide with what is requisite; equip.To agree upon; decide upon or settle definitely.Synonyms To prescribe, establish, direct. To assign, destine, constitute, create. To furnish, supply.To ordain; resolve; determine.In law, to exercise a power of appointment.