1. the quality or state of being tweedy; having the characteristics associated with tweed fabric or the style it represents
2. the quality of being associated with traditional British country life or academic style

Examples

• The professor’s tweediness was evident in his elbow-patched jacket and pipe.
• She embraced the tweediness of country living with wool sweaters and sturdy boots.
• The club’s deliberate tweediness appealed to members who valued tradition.
• His tweediness made him seem older than his actual age.
• The cottage’s tweediness perfectly matched the rural landscape.
• Despite living in the city, she maintained an air of academic tweediness.