Old school slang, usually used to make fun of someone who is too excited or hyper in relation to the topic at hand,to the point where it’s annoying.
Calm your happy ass down,it’s not that serious!”
by StarStepper September 22, 2020
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An adjective to describe leaving angrily or sarcastically; getting out by strutting out; showing off your "excited to leave" posterior while you make your exit.
Me and my happy ass are out, y'all.
by Bada$$bitchesatabar April 22, 2017
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Self description or a description of another person
Hey! It's 5:00 on Friday - my happy ass is outta here!

Hey! Get your happy ass back to work.
by Kathy Day May 1, 2008
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