I. -_mə̇st noun
( -s )
Usage: often capitalized
Etymology: French légitimiste, from légitime legitimate + -iste -ist
: one that believes in or supports political legitimacy: as
a. : a supporter of the elder branch of the Bourbon dynasty to the crown of France — compare orleanist
b. : one that supports the Alid claim of hereditary authority based on descent from Muhammad
II. adjective
: of, belonging to, or supporting political legitimacy
a legitimist party
a legitimist movement