Lewis & Short

Sĭgillārĭa, ōrum, ibus and iis, n. [sigilla].

  1. I. The last days of the Saturnalia, in which people made each other presents, especially of little images; the feast of images, Macr. S. 1, 10 fin.; 1, 11; Tiber. ap. Suet. Claud. 5; Spart. Carac. 1 fin. (called by Aus. Eclog. Fer. Rom. 52, festa sigillorum; and by Lucil. ap. Porph. Hor. S. 1, 5, 87, Servorum festus).
  2. II. Transf.
    1. A. The little images presented on the Sigillaria: alicui sigillaria afferre, Sen. Ep. 12, 3 (called sigillaricia, Spart. Hadr. 17).
      1. 2. Images of the gods: adoratis sigillaribus suis, Tert. Or. 12; Arn. 6, 197; 6, 199.
    2. B. A place in Rome where these little images were sold, the image-market, Suet. Claud. 16 fin.; id. Ner. 28; Gell. 5, 4, 1; abl. Sigillaribus, Dig. 32, 1, 102: Sigillariis, Gell. 2, 3, 5.