1:When someone does something incredibly
stupid their actions are an example of fucknuttery.
2:When someone is able to be described as a fuck
nut anything they may do is an example of fucknuttery.
see also fuck
nut
Man 1: did you see jay?
man 2: no I did not what did he do?
man 1 : It was some
real fucknuttery , he tried to make out with my sister.
man 2: That is some
real stupid shit, he is such a fuck
nut.