Synonym for "nonsense". Also equivalent to "mariguanada", action that is performed with the confused mind due to the consumption of marijuana. Popularly used as analogous to "blowjob" or "pendejada", which in turn equals estupicedes. It is usually used as an expression of reproach or rebuke to someone who just express something illogical or absurd.
In Mexico existed in the 30s years a magician than towards their presentations in tents and theatres in the interior of the Republic. Which is to call "Magician Mafufo " their acts of magic called - Mafufadas - it is for this reason that the strange, unusual, or stranger can call you Mafufada, also people who take drugs are told Mafufos.