vt to make sober.
2. sober ·vi to become sober;
often with down.
3. sober ·superl temperate in the use of spirituous liquors; habitually temperate; as, a sober man.
4. sober ·superl serious or subdued in demeanor, habit, appearance, or color; solemn; grave; sedate.
5. sober ·superl not intoxicated or excited by spirituous liquors; as, the sot may at times be sober.
6. sober ·superl not proceeding from, or attended with, passion; calm; as, sober judgment; a man in his sober senses.
7. sober ·superl not mad or insane; not wild, visionary, or heated with passion; exercising cool, dispassionate reason; self-controlled; self-possessed.