from
Bouvier's Law Dictionary, Revised 6th Ed (1856)
ABOVE. Literally higher in place: But in law this word is sometimes used to
designate the superior court, or one which may revise proceedings of an
inferior court error, from such inferior jurisdiction. The court of error is
called the court above; the court whose proceedings are to be examined is
called the court below.
2. By bail above, is understood bail to the action entered with the
prothonotary or clerk, which is an appearance. See Bail above. The bail
given to the Sheriff, in civil cases, when the defendant is arrested on
bailable process, is called bail below; (q.v.) vide Below.