• (v. i.) To write postils; to comment. • (v. t.) To explain by marginal notes; to postil. • (v. i.) To preach by expounding Scripture verse by verse, in regular order.
Pos'til·late transitive verb [ Late Latin postillatus , past participle of postillare .] To explain by marginal notes; to postil. « Tracts . . . postillated by his own hand.» C. Knight.