n. & v.
--n.
1. a person who builds with stone.
2 (Mason) a Freemason.
--v.tr. build or strengthen with masonry.
Phrases and idioms:
mason's mark a device carved on stone by the mason who dressed it.
Etymology: ME f. OF masson, ma{ccedil}onner, ONF machun, prob. ult. f. Gmc