A particularly hard rain storm. In other words, it's coming down so hard, it's as if a cow is pissing on a flat rock.
"Wow, look at them clouds rolling in."
"Yep, it's getting set to rain like a cow pissing on a flat rock!"
"Yep, it's getting set to rain like a cow pissing on a flat rock!"
by HAL 9000 February 26, 2008
"Sheeeeeet! It sure is cumin' down out there! Raining like a double-cunted cow pissing on a flat rock!"
by Carl J. Maltese April 21, 2007
How bad is it raining ? Like a bull pissing on a flat rock
by #1toohottie November 29, 2017
Would you look at the rain? Just like a frog pissing on a flat rock.
The bills are piling up like a mule pissing on a flat rock
The bills are piling up like a mule pissing on a flat rock
by Larin Noel September 26, 2016