When the President of the United States takes responsibility for for failed policies that result in a major political defeat instead of making excuses and reaching across the aisle for someone else to blame.
Dude, ah..err, Mr. President, it's time to Obamanup!
by D. Patriot November 03, 2010
1 more definition
When the President of the United States admits to his failed political policies and begins acting on behalf of ALL Americans.
Mr. President, at your post midterm election press conference, why didn't you just Obaman-up?
by The Great Unwashed Masses November 04, 2010