Persnickety definition and meaning Fussy sense is somewhat hard to grasp. It refers to someone who is immensely particular and critical. A persnickety individual frequently pay strict attention to detail and sets the bar high when it comes to quality and excellence. Their fastidious
nature can be seen as admirable, but it can also lead to extreme disapproval and unnecessary dissatisfaction. Being persnickety is often related to meticulous focus on specifics but can also be seen as a manifestation of pedantry.