To contribute to the establishment, growth, enlargement, or improvement of, as of anything valuable, or to the development, increase, or influence of, as of anything evil; forward; advance.To exalt, or raise to a higher post or position; prefer in rank or honor: as, to promote a captain to a majority.To inform against.Synonyms To further, help, encourage, assist.To give information; be an informer.Promoted.In ecclesiastical law, to appeal to an ecclesiastical court, acting therein as informant and receiving compensation or fines exacted from the defendant. Such an informant is called a promoter and the court is said to be promoted.