Definitions

1. verb

to build or repair a structure, such as a house or fort, by adding layers of material, especially earth or stone, to its walls or surface.

“The settlers upgirded the old fort to make it more secure from enemy attacks.”

2. verb

to construct or fortify (something, such as a wall or a building) by adding layers of material, typically earth or stone.

“The villagers spent the day upgirding the crumbling wall to prevent it from collapsing.”

3. noun

the act of building or repairing a structure by adding layers of material to its walls or surface.

“The upgird of the old castle took several months to complete.”