persnickety EnglishFrench Dictionary WordReferencecomFussy significance is reasonably elusive. It refers to someone who is vitally particular and judgmental. A persnickety individual usually pay strict attention to detail and sets the bar high when it comes to expectations and perfection. Their fastidious nature can be viewed as laudable, but it can also intensify unreasonable criticism and avoidable dissatisfaction. Being persnickety is frequently connected with meticulous attention to detail but can also be seen as a form of obsessiveness.