hoarding, n. [From OF. hourd, hourt, barrier, palisade, of German or Dutch origin; cf. D. horde hurdle, fence, G. horde, hÜrde; akin to E. hurdle. Hurdle.].
A screen of boards inclosing a house and materials while builders are at work. [1913 Webster]
"Posted on every dead wall and hoarding."
[1913 Webster]
A fence, barrier, or cover, inclosing, surrounding, or concealing something. [1913 Webster]
"The whole arrangement was surrounded by a hoarding, the space within which was divided into compartments by sheets of tin."
[1913 Webster]
hoarding, n.
1 Brit. a large, usu. wooden, structure used to carry advertisements etc.
2 a board fence erected round a building site etc., often used for displaying posters etc.
Etymology
obs. hoard f. AF h(o)urdis f. OF hourd, hort, rel. to HURDLE