Lewis & Short

trāgŭla, ae, f. [traho].

  1. I. A kind of javelin or dart attached to a strap by which it was swung when thrown, Lucil. ap. Fest. s. v. spara, pp. 330 and 331 Müll.; Varr. ap. Non. 553, 31, and 555, 22; Caes. B. G. 5, 35; 5, 48; 1, 26; id. B. C. 1, 57; Liv 21, 7, 10; 24, 42, 2; Sall. Fragm. ap. Non. 553, 29; Auct. B. Hisp. 32, 2; Sil. 3, 318; cf. Varr. L. L. 5, § 115 Müll.; Gell. 10, 25, 2; Fest. p. 367; Val. Max. 7, 6, 5.
  2. II. Trop., an attack, a snare, plot (Plautinian): tragulam in te inicere adornat: nescio quam fabricam facit, Plaut. Ep. 5, 2, 25: volui inicere tragulam in nostrum senem, id. Ps. 1, 4, 14; id. Cas. 2, 4, 18.
  3. III. A kind of dragnet, Plin. 16, 8, 13, § 34.
  4. IV. A small traha or sledge, acc. to Varr. L. L. 5, § 139 Müll.