KJV Dictionary Definition: poster
POSTER, n. One who posts; also, a courier; one that travels expeditiously.
POSTER'ITY, n. L. posteritas, from posterus, from post, after.
1. Descendants; children, children's children, &c. indefinitely; the race that proceeds from a progenitor. The whole human race are the posterity of Adam.
2. In a general sense, succeeding generations; opposed to ancestors.
To the unhappy that unjustly bleed,
Heav'n gives posterity t' avenge the deed.