adjective
- resembling or characteristic of a crank; eccentric or obsessive in behavior or beliefs
Usage: informal; often derogatory
Examples
- His crankish theories about nutrition made him unpopular at dinner parties.
- She had a crankish obsession with collecting vintage typewriters.
- The crankish inventor spent decades perfecting his unusual contraption.
- His crankish behavior and wild ideas alienated most of his colleagues.
- The town's crankish hermit rarely left his cabin.