Crossword Clue:

person with strange ideas

AnswerCrossword Clue
CRANKPerson with fantastic ideas.
FOGEYPerson with old-fashioned ideas.
MODERNPerson with up-to-date ideas.
DODOPerson unaware of new ideas.
DODOPerson simple-mindedly unaware of new ideas: Colloq.
WEIRDOStrange person