Escalade

Escalade is the act of scaling defensive walls or ramparts with the aid of ladders, and was a prominent feature of siege warfare in medieval times. It was one of the most direct options available for attacking a fortification, but was also one of the most dangerous. Escalade consisted simply of soldiers advancing to the base of a wall, setting lad...
Found on http://en.wikipedia.org/wiki/Escalade

escalade

[n] - an act of scaling by the use of ladders (especially the walls of a fortification) 2. [v] - climb up and over
Found on http://www.webdictionary.co.uk/definition.php?query=escalade

escalade

noun an act of scaling by the use of ladders (especially the walls of a fortification)
Found on http://wordnetweb.princeton.edu/perl/webwn?s=escalade

Escalade

Es`ca┬Ělade' noun [ French, Spanish escalada (cf. Italian scalata ), from Spanish escalar to scale, Late Latin scalare , from Latin scala ladder. See Scale , transitive verb ] (Mil.) A furious attack made by troops on a fortifi...
Found on http://www.encyclo.co.uk/webster/E/65

escalade

assault on a wall or palisade by scaling ladders
Found on http://www.castles-of-britain.com/glossary.htm

Escalade

Attack on walls of a fort using ladders.
Found on http://www.encyclo.co.uk/local/20769

Escalade

Attempting to storm a castle by scaling the walls with ladders.
Found on http://great-castles.com/glossary.php

escalade

crossing moat or scaling wall using ladders
Found on http://phrontistery.info/e.html
No exact match found