RhymeZone: demit definitions

Definitions of demit:

verb: (transitive) To let fall; to depress; to yield.
verb: To relinquish an office, membership, authority, etc.; to resign, as from a Masonic lodge.
noun: The act of demitting.
noun: A document certifying that a person has (honourably) demitted, as from a Masonic lodge.

(Definitions from Wiktionary)