Top definition
The term used to define the diarrhea after eating McDonald's.
Person 1:Dude you wanna go to McDonald's before we go to the party?
Person 2:I dunno man, i dont wanna get the shamrock shakes at the party.
by Alund0 January 16, 2010
Get the mug
Get a The Shamrock Shakes mug for your mate Sarah.