De·vow' transitive verb [ French dévouer , Latin devovere . See Devote , transitive verb ] 1. To give up; to devote. [ Obsolete] 2. [ Confer Old French desvoer . Confer Disavow .] To disavow; to disclaim. [ Obsolete] G. ... Found on http://www.encyclo.co.uk/webster/D/54