Lewis & Short

in-fībŭlo (-fiblo), āvi, ātum, 1, v. a. [in-fibula],

  1. I. to clasp, buckle, or button together, to close with a clasp or pin (rare): infibulati sacrificabant flamines propter usum aeris antiquissimum aereis fibulis, Paul. ex Fest. p. 113 Müll.; Serv. Verg. A. 4, 262.
  2. II. Esp.
    1. A. Med. t. t.: adulescentulos interdum vocis, interdum valetudinis causa, to infibulate, Cels. 7, 25, 3.
    2. B. In cookery, to fasten together that which is larded or stuffed, Apic. 8, 7, § 372.