פְּרוֹזְבֹּול, (an abbrev. of πρὸς βουλῇ βουλευτῶν, v. בּוּלְבּוּטֵיס) prosbul, a declaration made in court, before the execution of a loan, to the effect that the law of limitation by the entrance of the Sabbatical year shall not apply to the loan to be transacted. Shebi. X, 4; Gitt. 36ᵃ זהו גופו של פ׳ מוסרני לכם וכ׳ this is the body (formula) of a prosbol, ‘I declare before you—, judges in the place—, that I shall collect any debt that I may have outstanding with—, whenever I desire,’ and this is attested by the judges or witnesses. Shebi. X, 3 פ׳ אינו משמט the prosbol has the effect of preventing limitation; כשראה התקין הלל פ׳ … when he observed that people refused to loan to one another and thus violated what is written in the Law (Deut. XV, 9), Hillel introduced the prosbol. Gitt. 36ᵇ כי התקין הלל פ׳ לדריה וכ׳ when Hillel instituted the prosbol, did he ordain it for his time only or for all time to come? Shebi. X, 5 פ׳ המוקדם כשר וכ׳ a prosbol written out before the loan is legal, if after the loan, it is illegal. Tosef. ib. VIII, 10; a. fr.—Pl. פְּרוֹזְבּוּלִין, פְּרוֹזְבְּלִין, פְּרוֹסְ׳. Tosef. B. Bath. XI, 7. Tosef. B. Mets. I, 9.