Lewis & Short

runcīno, āre, v. a. [1. runcina],

  1. I. to plane off, Varr. L. L. 6, § 96 Müll.; Arn. 5, 177.
  2. II. Trop., com.: ego illum probe jam oneratum runcinabo, i. e. will take in, cheat, Plaut. Mil. 3, 3, 61.