yacko
one of the memberz to the Animaniacz. the only one that wore pantz.
wacko: your a retard, yacko. and we sing a song that says our sister is cute when shez angry.
yacko
Slang for midget.
<hacker> I could be a basketball star
<hacker2> whatever yacko
<hacker2> whatever yacko
Yacko Yard Apple
In baseball, the act of hitting a home-run
"bases are loaded and we're down by four, we need ya to go yacko yard apple here mike"