Emily Dickinson Lexicon
Definition for POS-TILL-ION
POS-TILL-ION, n. [postil'yon; Fr. postillon, a postboy, from poste.]
One that rides and guides the first pair of horses in a coach or other carriage; also, one that rides one of the horses when one pair only is used, either in a coach or post-chaise.
Return to page 152 of the letter “P”.