According to Donald Trump, Hillary Clinton got schlonged by Barack Obama in the 2008 democratic presidential primary. This is akin to getting screwed; slighted; severely whooped; underhandedly beaten; having your ass handed to you ,etc.
She (Hillary) was gonna beat (Obama), she was favored to win (the 2008 Democraticpresidential primary), and she got schlonged, she lost.
Slang term for a somewhat charming, reasonably attractive, and mildly entertaining male. Schlegelson's are also known to be loose cannons and very unpredictable in nature.