meaning that a person is highly confused and slow, not knowing what they are doing and or what is going on. It can also mean that a person is beng dick sometimes.
A Fuzzy Noodle is an example of a nickname comparing animals to noodles
In this case a Ferret
Also see Danger Noodle
Me:Look at this fuzzy noodle I just got!
You:a what?
Me:a fuzzy noodle