Avow/əˈvaʊ/ Definition 1 of 3Pro Tip 1/3Bold Disclosure Use 'avow' when someone is openly confident, without any embarrassment. During the interview, she avowed her ambition to become CEO. Pro Tip 2/3Public Setting 'Avow' often indicates a statement made in a public or formal context. The mayor avowed his dedication to the city's revitalization plan. Pro Tip 3/3Emotional Strength Use 'avow' for expressing strong emotions like love or passion without reservation. She avowed her undying loyalty to her childhood friend.