noun

• A person who gives support to someone or something.
• A person who supports, promotes, advocates or champions a cause, movement, or political party; an adherent.
• A person who provides moral or physical support to another; an attendant participating in a ceremony or procession.
• (sports) Someone who is a fan of a certain sports team or sportsperson.
• Something that supports another thing.
• Something that supports a structure such as a building or a sculpture.
• (heraldry) An animal or figure that supports a shield in a coat of arms.
• A garter worn around the leg to support a sock or stocking.
• Clipping of athletic supporter. [An elastic garment supporting and defending male genitalia from modest injury. A jock strap.]