to·mor·row / təˈmôrō; -ˈmärō/ • adv. on the day after today: the show opens tomorrow. ∎  in the future, esp. the near future: East Germany will not disappear tomorrow.• n. the day after today: tomorrow is going to be a special day. ∎  the future, esp. the near future: today's engineers are tomorrow's buyers.PHRASES: as if there was (or as though there were) no tomorrow with no regard for the future consequences: I ate as if there was no tomorrow.tomorrow morning (or afternoon, etc.) in the morning (or afternoon, etc.) of tomorrow.tomorrow is another day used after a bad experience to express one's belief that the future will be better.

tomorrow as if there was no tomorrow with no regard for the future consequences.
tomorrow is another day proverbial saying, early 16th century; more recently, particularly associated with Scarlett O'Hara, Southern heroine of Margaret Mitchell's Gone With the Wind (1936); the closing line of the book is Scarlett's encouragement to herself, ‘After all, tomorrow is another day.’
tomorrow never comes proverbial saying, early 16th century; used in the context of something which is constantly predicted to be imminent, but which never occurs.

See also eat, drink, and be merry, for tomorrow we die, what Manchester says today, England says tomorrow.

Tomorrow ★★★ 1972 (PG)

Powerful tale of the love of two lonely people. Outstanding performance by Duvall as lumber mill worker who falls for a pregnant woman. Based on the neglected Faulkner story. 102m/B VHS, DVD . Robert Duvall, Olga Bellin, Sudie Bond; D: Joseph Anthony; W: Horton Foote.

tomorrow adv. XIII; sb. XIV. ME. to mor(e)we, earlier to morwen (mod. dial. to morn), OE. tō morġenne, i.e. tō TO + d. of morġen MORN, MORROW.