Definition & Meaning of "Mariolater"in English

What is the origin of the term "Mariolater" and how is it used?

"Mariolater" is an English slang term that emerged in the 19th or early 20th century, combining "Mary" (the Virgin Mary) with "-later," from "idolater," to describe someone who excessively venerates or worships her. It is used to mock or criticize Catholics or Christians who emphasize Marian devotion, suggesting extreme or misplaced piety. The term appears in informal speech, polemical writing, and sectarian commentary. It is mildly to moderately derogatory, targeting religious behavior rather than being vulgar.