by whodunnit May 10, 2003
It actually has nothing to do with how good someone is, rather it signifies someone who is blindly obedient of any fad, law, statement, or warning that comes their way.
In a sentence: "John is such a goodygoody that he got pulled over for driving exactly the speed limit in the left lane" "Mary listened to a podcast from Huffington Post last night and now she's going around telling everybody that they should always vote blue no matter what"
by Tallywag March 06, 2019