1. A spiritual being believed to act as an attendant, agent, or messenger of God, conventionally represented in human form with wings and a long robe. "God sent an angel to talk to Gideon"
2. A person of exemplary conduct or virtue. "women were then seen as angels or whores"
3. A person who supports a business financially, typically one who invests private capital in a small or newly established enterprise. "the longer it takes you to get your product into the marketplace, the longer it will be until the angels get their money back"