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1.
an Italian man dime
Damn look at that fine ass mandimo
by runker August 10, 2012
 
2.
A nickname for Amanda that is very annoying. If your nickname is Mandimo you are the coolest in your group of friends and they all bow down to you.
Also spelt Mandhiimo or Mandhimo
"Mandimo, you are so much cooler than me"
by mandimo May 20, 2008