See MEDICINE, No. 329, and NOCTAMBULI.

in Law, are such persons as sleep by day and walk by night, being oftentimes pilferers or disturbers of the public peace. Constables are authorized by the common law to arrest night-walkers and suspicious persons, &c. Watchmen may also arrest night-walkers, and hold them until the morning; and it is said, that a private person may arrest any suspicious night-walker, and detain him till he give a good account of himself. One may be bound to the good behaviour for being a night-walker; and common night-walkers, or haunters of bawdy-houses, are to be indicted before justices of peace, &c. But it is not held lawful for a constable, &c. to take up any woman as a night-walker on bare suspicion only of being of ill fame, unless she be guilty of a breach of the peace, or some unlawful act, and ought to be found misdoing.

NIGHTINGALE, a species of motacilla. See ORNITHOLOGY Index.

NIGHTSHADE. See SOLANUM, BOTANY Index. Deadly NIGHTSHADE. See ATROPA, BOTANY Index.—The berries of this plant are of a malignant poisonous nature; and, being of a sweet taste, have frequently proved destructive to children. It is said, that a large glass of warm vinegar, taken as soon as possible after eating the berries, will prevent their bad effects.