A sober person is serious and thoughtful. We are now far more sober and realistic The euphoria is giving way to a more sober assessment of the situation. + soberly so·ber·ly `There's a new development,' he said soberly
cause to become sober; "A sobering thought" not affected by a chemical substance (especially alcohol)
Not intoxicated or excited by spirituous liquors; as, the sot may at times be sober
Serious or subdued in demeanor, habit, appearance, or color; solemn; grave; sedate