Au besoin

AU BESOIN. This is a French phrase, used in commercial law. When the drawerof a foreign bill of exchange wishes as a matter of precaution, and to saveexpenses, he puts in the corner of the bill, "Au besoin chez Messieurs or,in other words, "In case of need, apply to Messrs. at __________"___________." 1 Bouv. Inst. n. 1133 Pardess Droit Com. 208.