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1.
Correct definition: Excessively Happy.
I am exuberant that I actually retained the knowledge of K through 12 schooling. I am exuberant that I completed college. I am exuberant that I grew up in a well educated urban area. I am exuberant no one had intercourse with teachers to get a good grade. I am exuberant that I am smarter.
by Dick November 15, 2003
 
2.
joyously unrestrained, to be filled w or characterised by lively song and dance, energy and excitement, happy spirits and vitality.
derives from the german 'uber' meaning 'very' or 'over'. therefore the tag of 'exUBERance' refers to one who is 'very over'.
Gosh is sarah an exuberant person.

Wow, sarah is mighty exuberant today.

Sarah is showing her typical exuberance again in her love for isosmel.
by appleberry October 13, 2009