In spite of, notwithstanding; notwithstanding the power of.
In later use. "maugre of (also to, with)": = senses B. 1b, B. 2.
Middle English (in an earlier sense). From Anglo-Norman mau gré, maugré, Old French maugré, mal gré, malgré from mal bad, evil + gré.
with object To defy, oppose; to get the better of, master; †to show ill will to (obsolete).
Late 16th century; earliest use found in Thomas Beard (c1568–1632), Church of England clergyman and author. From Middle French maugréer from maugré.