postil noun. ['pɒstɪl] obsolete exc. Hist. LME.
[Old French postille from medieval Latin postilla, perh. from Latin post illa (verba) after those (words), used as a direction to a scribe.]
1. A marginal note or comment on a text, esp. of Scripture. LME.

2. A series of such comments, a commentary; spec. an expository discourse or homily on a Gospel or Epistle, to be read in a church service. Also, a book of such homilies. L15.

[TahlilGaran] English Dictionary ▲

postil verb trans. ['pɒstɪl] Long obsolete exc. Hist. Infl. -ll-. LME.
[French postil(l)er from medieval Latin postillare, from postilla: see POSTIL noun.]
Annotate; inscribe with marginal notes.

[TahlilGaran] English Dictionary ▲