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2.
A person of Irish decent, whilst in the vicinity of crushible objects (including other humans) upon a bed, rolls over in a drunkedn stupor, therefore crushing (or steamroller) said object.
Holy shit! Forch is so tanked. She just crushed that box of tissues on her bed... She's such an Irish steamroller. I'm never asking her for a tissue again.
by Donkey Lips November 16, 2006
 
1.
Fisting an asshole using vomit as
lubrication
Colton says to Mike...

Props.

I can't believe you paid her for
an irish steamroller
by Colton, Mike August 06, 2007