
1) Architectural element
Found on
https://www.crosswordclues.com/clue/bossage

Bossage is uncut stone that is laid in place in a building, projecting outward from the building, to later be carved into decorative moldings, capitals, arms, etc. Bossages are also rustic work, consisting of stones which seem to advance beyond the surface of the building, by reason of indentures, or channels left in the joinings; used chiefly in ...
Found on
http://en.wikipedia.org/wiki/Bossage

uncut stone that is laid in place in a building, projecting outward from the building, to later be carved into decorative moldings, capitals, arms, etc. Bossages are also rustic work, consisting of stones which seem to advance beyond the surface of the building, by reason of indentures, or channels left in the joinings; used chiefly in the corners ...
Found on
http://en.wikipedia.org/wiki/Glossary_of_architecture

• (n.) Rustic work, consisting of stones which seem to advance beyond the level of the building, by reason of indentures or channels left in the joinings. • (n.) A stone in a building, left rough and projecting, to be afterward carved into shape.
Found on
http://thinkexist.com/dictionary/meaning/bossage/
Boss'age noun [ French
bossage , from
bosse . See
Boss a stud.]
1. (Architecture) A stone in a building, left rough and projecting, to be afterward carved into shape.
Gwilt. 2. (Architecture) Rustic work, consisting of stones which seem to adv...
Found on
http://www.encyclo.co.uk/webster/B/82

In architecture, bossage describes a stone in a building, left rough and projecting, to be afterward carved into shape. The term is also applied to Rustic work, consisting of stones which seem to advance beyond the level of the building, by reason of indentures or channels left in the joinings.
Found on
http://www.probertencyclopaedia.com/browse/TB.HTM

A rough stone placed in a wall and projecting from it, that is left to be sculptured at a later time. Or, coursed stone ashlar with roughly dressed or projecting face.
Found on
http://www.selectstone.com/architectural-resources/stone-glossary/

stonework blocked out for later carving. · stonework, as rusticated ashlar, having faces projecting beyond the mortar joints.
Found on
https://www.infoplease.com/dictionary/bossage
No exact match found.