Guilty, a. [Compar. Gultier; superl. Guiltiest.]
Etymology: [AS. gyltig liable. See Guilt.]
1. Having incurred guilt; criminal; morally delinquent; wicked; chargeable with, or responsible for, something censurable; justly exposed to penalty; -- used with of, and usually followed by the crime, sometimes by the punishment. They answered and said, He is guilty of death. Matt. xxvi. 66. Nor he, nor you, were guilty of the strife. Dryden.
2. Evincing or indicating guilt; involving guilt; as, a guilty look; a guilty act; a guilty feeling.
3. Conscious; cognizant. [Obs.] B. Jonson.
4. Condemned to payment. [Obs. & R.] Dryden.
Shades of meaning
Fernald has no entry of its own for guilty; he lists it under criminal.
He lists it without comment; the entries above explain its neighbors.