|1.||Someone left the cake out in the rain.|
Used to refer to an eccentric person or idea. A reference to the song "MacArthur Park," one of oddest songs ever written.
John: My next door neighbor thinks little green men control the government through mind control.
Paul: Someone left the cake out in the rain.
A park in Los Angeles, also the title of one of the most awful songs ever, where the parks 'melts in the dark', like a cake left out in the rain.
MacArthur Park is melting in the dark, all the sweet green icing flowing down. Someone left the cake out in the rain. I don't think that I can take it, 'cause it took so long to bake it, and I'll never have that recipe again! Oh noooooooooo!
verb: To defecate into a urinal.
noun: A pile of human feces in a urinal.
Etymology: References the line "someone left the cake out in the rain" of the famous Jimmy Webb song.
First known use: 2010
Who MacArthur Parked in the bathroom?