Lewis & Short

strĭgo, āre, v. n. [2. strix].

  1. I. Lit., to hold up, halt, stop in ploughing, Plin. 18, 19, 49, § 177.
  2. II. Transf.
      1. 1. In gen., Sen. Ep. 31, 4.
      2. 2. Poet., to give out, give way, lose strength, sink, Verg. Cat. 8, 19.