1. (Of a person) not under the influence of drugs or alcohol.
2. (Of a person) regularly abstinent or moderate in the use of intoxicating liquors. [Cases: Chemical Dependents
1. C.J.S. Chemical Dependents §§ 2–3.]
3. (Of a situation, person, etc.) serious; grave.
4. (Of facts, arguments, etc.) basic; unexaggerated.
5. (Of a person) rational; having self-control.
