La La La- you might have seen the video but if you have I'm pretty sure you would understand it's about a child covering there ears so they can't hear what your saying and saying well lalala haha! I'm sure you've done it as a child.
2583 /kaná¹n (rule, standard) was used for a summary of orthodox Christian doctrine in the early Church (its consensual theology) â called the rule (kanÅn) of truth or rule of faith (regula fidei).
c.1200, principle or maxim governing conduct, formula to which conduct must be conformed from Old French riule, Norman reule rule, custom, (religious) order (in Modern French partially re-Latinized as rÃ¨gle), from Vulgar Latin *regula, from Latin regula straight stick, bar, ruler; figuratively a pattern, a model, related to regere to rule, straighten, guide (see regal).