What is the meaning of Vallo?

first-person singular present indicative of valer

the wooden fence built at the top of a rampart

rampart, bulwark

fortification

bastion, defense

Alternative form of valle (valley)

sieve

compound of val, the second-person singular imperative form of andare, with lo

first-person singular present indicative of vallare

to surround, wall or fortify with a rampart or palisade

dative/ablative singular of vallum

first-person singular present indicative of vallar

Source: wiktionary.org