I.v. inch. n. [lassus], to become tired, to grow weary (post-Aug.): “ne lassescat fortuna,” Plin. 7, 40, 41, § 130; 14, 2, 4, § 33: “victo lassescere visu,” Prud. in Symm. 2, 101: “lassescere sub lorica,” Hier. Ep. 22, 39: “non bibet aquam et lassescet,” Vulg. Isa. 44, 12.
lassesco , ĕre,