Lewis & Short

ex-cŏquo, xi, ctum, 3, v. a., to boil out, melt out, dry up.

  1. I. Lit.: usque coquito, dum dimidium excoquas, i. e. you boil away, Cato, R. R. 107, 2: mustum ad dimidium, Col. 12, 19, 1: testudinem vino, to boil thoroughly, Plin. 32, 4, 14, § 38: glebas melle, id. 37, 12, 74, § 194: ferrum (ignis), i. e. to harden, Ov. M. 14, 712: harenas admixto nitro in vitrum, Tac. H. 5, 7: lapide cremato in caminis donec excoquatur in rubricam, Plin. 34, 13, 37, § 135: ignis vitium metallis excoquit, Ov. F. 4, 786: omne per ignes vitium, Verg. G. 1, 88; hence, excoctum argentum, i. e. purified, Gell. 6, 5, 9; cf.: excoxi te, non quasi argentum, Vulg. Isa. 48, 10: imagines excoctae flammis, melted down, Plin. Pan. 52, 5: excoctum parum habet suci, Varr. L. L. 5, § 109 Müll.: terram sol excoquit et facit are, dries up, Lucr. 6, 962; cf.: tam excoctam (ancillam) reddam atque atram quam carbo est, Ter. Ad. 5, 3, 63.
    With an abstr. object: cruditatem Laconicis, qs. to boil out, i. e. to drive out by steam-baths, Col. 1 praef. § 16: excocta maturitas hordei, i. e. overripe, Plin. 18, 7, 18, § 80.
  2. II. Trop.: malum alicui, to devise, Plaut. Pers. 1, 1, 53 (cf. coquo): mentem, to plague, vex, Sen. Herc. Fur. 105 (cf. coquo).