| 1. | the day following today: Tomorrow is supposed to be sunny. |
| 2. | a future period or time: the stars of tomorrow. |
| 3. | on the morrow; on the day following today: Come tomorrow at this same time. |
| 4. | at some future time: We shall rest easy tomorrow if we work for peace today. |
tomorrow
In addition to the idiom beginning with tomorrow, also see here today, gone tomorrow; put off (until tomorrow).