vallus (noun F) : dim.contr. for vannulus, from vannus
* A little winnowing-van for grain or provender, Varr. R. R. 1, 52, 2; 1, 23, 5; id. ap. Serv. ad Verg. G. 1, 166.

vallus (noun M) : cf. Gr. ἧλος, nail
* A stake, pale.
* In gen. (rare).
* For supporting vines, Verg. G. 1, 264; 2, 25.
* Esp., in milit. lang., a stake, palisade, used for intrenchment (freq. and class.): qui labor, quantus agminis; ferre plus dimidiati mensis cibaria ... ferre vallum, etc.,Cic. Tusc. 2, 16, 37: Scipio Africanus militem cottidie in opere habuit et triginta dierum frumentum, ad septenos vallos ferre cogebat,Liv. Epit. 57: virgulta vallo caedendo, id. 25, 36, 5: vallum cae dere et parare jubet,id. 33, 5, 4: vallum secum ferente milite,id. 33, 6, 1: quo qui intraverant, se ipsi acutissimis vallis induebant: hos cippos appellabant,Caes. B. G. 7, 73.
* Transf.
* Collect. for vallum, a rampart set with palisades, Caes. B. C. 3, 63; Auct. B. Alex. 2, 3; Tib. 1, 10, 9.
* In gen., a point, spike: pectinis,a tooth,Ov. Am. 1, 14, 15.