Noun
Alt. of Abattis
Source: Webster's dictionaryA form of giant abatis, using whole trees instead of branches, can be used as an improvised anti- tank obstacle. Source: Internet
An abatis, abattis, or abbattis is a field fortification consisting of an obstacle formed (in the modern era) of the branches of trees laid in a row, with the sharpened tops directed outwards, towards the enemy. Source: Internet
An important advantage is that an improvised abatis can be quickly formed in forested areas. Source: Internet
Construction Giant abatis, made from entire trees, can make an effective anti-vehicle obstacle. Source: Internet