fid·dly \ˈfid(ə)lē, -li\adjective Etymology:fiddle (II) + -y (I) chiefly Britain: requiring close attention to detail : fussy < this method (not difficult—just a bit fiddly) — Leila Aitken > especially : requiring an annoying amount of close attention < the tiny control buttons on the back are fiddly — M.J.McNamara >