Extraordinary diligence
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
That extreme measure of care and caution which persons of unusual prudence and circumspection use for securing and preserving their own property or rights.
Civ. Co.de Ga. 1895, § 2899; Railroad Co., v. Huggins, 89 Ga. 494, 15 S. E. 848; Railroad Co. v. White. 88 Ga. 805. 15 S. E. 802