Garreting

• (n.) Small splinters of stone inserted into the joints of coarse masonry.
Found on http://thinkexist.com/dictionary/meaning/garreting/

Garreting

Gar'ret·ing noun Small splinters of stone inserted into the joints of coarse masonry. Weale.
Found on http://www.encyclo.co.uk/webster/G/10

Garreting

Garreting is small splinters of stone, inserted in the joints of coarse masonry. They are stuck in after the work is built. Flint walls are very frequently garreted.
Found on http://www.probertencyclopaedia.com/browse/TG.HTM

Garreting

The insertion of small splinters of stone in the mortar joints before the mortar has firmly set.
Found on http://www.selectstone.com/architectural-resources/stone-glossary/
No exact match found