Menapii, ōrum, m. plur. (Menapis for Menapiis, Mart. 13, 54), a people of Belgic Gaul, between the Meuse and the Scheldt, Caes. B. G. 2, 4, 9; 4, 4, 2; Plin. 4, 17, 31, ยง 106; Tac. H. 4, 28; Inscr. Orell. 749.
— Hence, Menapia, ae, f., the chief town of the Menapii, Aur. Vict. Caes. 39.
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Menapicus, a, um, adj., of or pertaining to the Menapii, Edict. Diocl. p. 14.