look up any word, like blumpkin:
 
1.
When you cum in a hat and put it on a persons head
Paul gave stephen a miller so stephen beat the shit out of paul.
by joemommasllama August 09, 2008
 
2.
a generally slutty person, or someone who is not hard to pick up, an easy person.
That girl's a bit of a miller alright... Genuinely Easy!!
by Steven Shorthouse April 28, 2008