1. excessively particular, critical, or hard to please; too concerned with minor details or standards of cleanliness, taste, or propriety
Usage: often used to describe someone who is unreasonably demanding or fussy

Examples

• She was overfastidious about the arrangement of furniture in her living room.
• His overfastidious nature made it difficult for him to enjoy casual dining experiences.
• The overfastidious editor rejected the manuscript over trivial grammatical concerns.
• Don't be overfastidious about the presentation; the content is what matters most.
• Her overfastidious standards for cleanliness exhausted everyone in the household.
• He was overfastidious about his clothing, refusing to wear anything that wasn't perfectly pressed.