Noah Webster
Dozen
DOZEN, adjective Duzn. [G.] Twelve in number, applied to things of the same kind, but rarely or never to that number in the abstract. We say, a dozen men; a dozen pair of gloves. It is a word much used in common discourse and in light compositions; rarely in the grave or elevated style.
DOZEN, noun The number twelve of things of a like kind; as a dozen of eggs; twelve dozen of gloves; a dozen of wine.