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1. To completely switch your "ass" from one position to another. Physically or ideologically.

2. To revert to an old boyfriend/girlfriend/squeeze due to an extended drought.
(1) I was leaning on the bar as the waitress was passing by so I had to reass myself

(2) I dont like Greg's position on Child Labour, I'm going have to reass my support for him.

(3) OMG, these last few months have been tough going on the dating scene, I had to reass Alice.
by PDLive September 24, 2010
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