tomorrow UK /təˈmɒɹəʊ/US /təˈmɑɹoʊ/noun 2adverb 4forms 1phrases 1 noun2 •the day after todayTomorrow will be sunny. •A future period or time.Live for what tomorrow has to offer, not for what yesterday has taken away. adverb4 •On the day after the present day.He has vamp'd an old speech, and the court to their sorrow, / Shall hear him harangue against Prior to morrow. — 1711 •At some point in the future; later onIf you don’t get your life on track today, you’re going to be very sorry tomorrow. •(no longer used) On the next day (following some date in the past). •(no longer used) On next (period of time other than a day, such as a week or a month), following the present (period of time).Resolved, &c. That the House be Called over again on Tomorrow Month, being the Six-and-twentieth Day of April next. — 1664 formstomorrows Phrases with tomorrow jam tomorrowPromised benefits that never arrive.