Persnickety Definition Meaning Persnickety sense is quite hard to grasp. It refers to someone who is immensely choosy and critical. A persnickety individual usually be fastidious and has high standards when it comes to expectations and perfection. Their fastidious nature can be viewed as laudable, but
it can also exacerbate extreme censure and avoidable dissatisfaction. Being persnickety is regularly related to exact attention to detail but can also be seen as a manifestation of perfectionism.