Origin of nit-pickingnit + pick
- The painstaking process of removing nits (lice eggs) from someone's hair.
- (figuratively, by extension) A process of finding or pointing out tiny details or errors, particularly if the pointed-out details seem insignificant or irrelevant to all but the finder.
- "Of all life's pleasures, I like nitpicking the best." -- Wally in Dilbert
- Alternative spelling of nitpicking.