Pronunciation (UK) IPA (key): /ɔːnt/ or /ˈɔː.tənt/ (US) IPA (key): /ˈɔt.n̩t/ or /ˈɑt.n̩t/ Audio (US)(file) Verb Present ought Past none Negative oughtn't (modal) The negative form of ought; ought not. Antonym: oughtWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads