Lewis Short
fascĭnum | -ĭnus, i | Fascĭnus, i, as a deity (noun N.m.m) : n. (, , m.) [quasi bascanum, βάσκανον, Cloat. Ver. ap. Gell. 16, 12, 4; but cf. Paul. ex Fest. p. 88, 16].
* A bewitching, witchcraft, Plin. 26, 10, 62, § 96; Symm. Ep. 1, 7.
* Transf.
* I. q. membrum virile (because an image of it was hung round the necks of children as a preventive against witchcraft; cf. Varr. L. L. 7, § 97 Müll.), Hor. Epod. 8, 18; Petr. 138; Arn. 5, 176.—Also in the form fascinus, i. m., Verg. Cat. 5, 20; and personified, , , the Phallus, Plin. 28, 4, 7, § 39.
* A kind of sea-shell, App. Mag. p. 297, 11.
Charlton T. Lewis, Charles Short, A Latin Dictionary