look up any word, like swoll:
 
1.
Expression of surprise or intense emotion taken from the 1990s animated series "The Critic."
"Hachi machi! That was the worst film ever!"
by Charles August 20, 2005
 
2.
Expression used when looking at a girl who is incredibly hot.
Guy 1 - Dude, check out that girl.
Guy 2 - Hachi Machi! That girl is incredible looking.
by Jarvis Carmichael December 22, 2008