Definition of "arrêt"

His father now shewed him an arret, which, on the fourth of June, 1776, he had obtained from the parliament of Rouen against his marriage.

1790, Helen Maria Williams, Letters Written in France, Broadview, published 2002, page 123

‘Prior Aymer,’ said the Templar, ‘you are a man of gallantry, learned in the study of beauty, and as expert as a troubadour in all matters concerning the arrets of love […] .’

1819, Walter Scott, Ivanhoe