Vest meaning : A loose robe or outer garment worn historically by men in Arab or Middle Eastern countries. A sleeveless garment that buttons down the front, worn over a shirt, and often as part of a suit; a waistcoat. A sleeveless garment, often with a low-cut neck, usually worn under a shirt or blouse. A sleeveless top, typically with identifying colours or logos, worn by an athlete or member of a sports team. Any sleeveless outer garment, often for a purpose such as identification, safety, or storage. A vestment. Clothing generally; array; garb. To clothe with, or as with, a vestment, or garment; to dress; to robe; to cover, surround, or encompass closely. To clothe with authority, power, etc.; to put in possession; to invest; to furnish; to endow; followed by with and the thing conferred. To place or give into the possession or discretion of some person or authority; to commit to another; with in before the possessor. To invest; to put. To clothe with possession; also, to give a person an immediate fixed right of present or future enjoyment of. (of an inheritance or a trust fund) To devolve upon the person currently entitled when a prior interest has ended. (financial) To become vested, to become permanent.