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2.
The act of dating someone who is much younger, usually the person is under the age of 18.
"dude, Kevin is dating a 16 year old! He's 20!! He's totally straussing!!!
by Advil750 April 20, 2011
 
1.
The act of winning an online argument by defeating the oponent on a genuine basis, or deleting them and their comments so as to remove their side of the arguement.

Straussing always results in a win.
I was winning that damned argument until he started straussing the whole thread.
by The Stephen's June 16, 2011