Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

lasso, āvi, ātum, 1, v. a. [lassus], to render faint or languid, to tire, weary, fatigue, to deprive of vigor (syn.: fatigo, languefacio; perh. not ante-Aug.): aliquem, Cels. 1, 3, 1: laevam, Curt. 9, 5, 1: longior infirmum ne lasset epistola corpus, Ov. H. 20, 241: brachia plagis, Prop. 4 (5), 8, 67; cf.: lassata gravi ceciderunt brachia massā, Juv. 6, 421: visu lassatur inani, Val. Fl. 1, 707: oculos, Stat. Th. 5, 483: jam vitia primo fervore adulescentiae indomita lassavit, Sen. Ep. 68, 13; 70, 3; 88, 10; id. Clem. 1, 19, 4; Plin. 9, 10, 12, § 36; 30, 16, 53, § 149: numina, to weary with petitions, Luc. 5, 695: Cecropiam Cotytto, Juv. 2, 92.
Transf.: sidus Hyperborei Bootae, i. e. to bear steadfastly, Mart. 4, 3, 5: lassatum fluctibus aequor, i. e. become calm, Luc. 5, 703: ventus lassatur, id. 9, 453: lassata triumphis fortuna, id. 2, 727.
In mal. part., Tib. 1, 9, 55; Juv. 6, 129.

lassus, a, um, adj. [etym. dub.; acc. to Bopp, Gloss. 112, 6, for glassus from glasnus; kindred to Sanscr. glasnu, fessus, defessus, lassus; but more prob. collat. form of laxus; cf. langueo], faint, languid, weary, tired, exhausted (syn.: fessus, fatigatus, defatigatus; mostly poet. and in post-Aug. prose; not in Cic. or Cæs.).

  1. I. Lit.: lassus de via, Plaut. Ps. 2, 2, 66: opere faciundo, id. As. 5, 2, 23: lassus jam sum durando miser, id. Truc. 2, 3, 6; cf.: Romani itinere atque opere castrorum et proelio fessi lassique erant, Sall. J. 53: recto itinere lassi, Quint. 2, 3, 9: assiduo gaudio, Plin. 37, 1, 1, § 3: ab equo indomito, Hor. S. 2, 2, 10: lasso mihi subvenire, Plin. Ep. 9, 36, 5: alieno aratro, Juv. 8, 246: marris ac vomere, id. 15, 167.
    Prov.: a lasso rixam quaeri (because tired persons are easily vexed), Sen. Ira, 3, 9, 5.
          1. (β) With gen.: lassus maris et viarum Militiaeque, Hor. C. 2, 6, 7; cf.: ita me amor lassum animi ludificat, Plaut. Cist. 2, 1, 8.
          2. (γ) With acc.: lassus pondus, Sen. Herc. Oet. 1599.
          3. (δ) With inf.: nec fueris nomen lassa vocare meum, Prop. 2, 13, 28 (3, 5, 12); 2, 15 (3, 7), 46; 2, 33 (3, 31), 26.
  2. II. Transf., of things: fructious assiduis lassa humus, exhausted, Ov. P. 1, 4, 14; cf.: lassa et effeta natura, Plin. Ep. 6, 21, 2: aurae spatio ipso, id. ib. 5, 6, 14: stomachus, Hor. S. 2, 8, 8: verba onerantia lassas aures, id. ib. 1, 10, 10: collum, drooping, Verg. A. 9, 436: lasso collo jumenta, Juv. 14, 146: undae, i. e. become calm again, Luc. 2, 618: mons, gently sloping, Stat. Th. 1, 330: si res lassa labat, Itidem amici collabascunt, Plaut. Stich. 4, 1, 16.
    Comp., sup., and adv. seem not to occur.