refering to a friend who does something stupidly silly . (Wally=Wanker) & (Gator=stupid person or animal) a wallygator exist and a wallydile is no such thing .
A nicer way of saying to someone your a dickhead is by simply saying your a wallygator which causes less of a comeback .
Wally gator ~ Whats up Skip ? Did Timmy fall down the well again, he is such a ''wallygator ''.
I was walking up the stairs today and tripped ' im such a wallygator