Pronunciation (UK) IPA (key): /ˈprɒmɪs/ (US) IPA (key): /ˈprɑmɪs/ Audio (US)(file) Hyphenation: prom‧ise Noun Singular promise Plural promises (countable) When someone is making a promise to a person, he is saying what he plans to do for that person. Jane was angry that John broke his promise to take her out to the movies. Verb Plain form promise Third-person singular promises Past tense promised Past participle promised Present participle promising When a person promises, he states that he will make certain to do an action. I promise that I will come back home by noon. You can trust me. Related words promisingWikiwand - on Seamless Wikipedia browsing. On steroids.