Partaking in an event along with your peers or with a member of the opposite sex that is highly enjoyable.
Example 1:
me: How was the party last night?
her: That shit was functioning!

Example 2:
numero uno: What u boutta do tonight?
numero dos: Imma get it functioning with some hoochie!
by aktives March 15, 2009
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Coined in the Bay Area in California, a "function" is another word for a party
Did you see him at the function last night? The boy was giggin'.
by Grace M for Composition Class October 10, 2019
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Officially the douchebaggiest word possible for feature, capability, change, etc.

Used constantly in software development.
Person 1: We think the new functionality will really improve the user experience.
Person 2: *Bitch Slap* You mean you think they'll like the new changes?
by Lil John Off Da hook July 27, 2008
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a party, or a kick back.
that function last night was crazy!
by brackinkidd August 19, 2009
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adj. Physical and mental state during or after a period of heavy drinking when one is able to, just barely, function on a minimalist level.

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Huge party last night girl! I did not think you would be in to work today. Say, why is your underwear overtop of your coat? And are those cereal boxes on your feet? You sure you are functional?
by gnostic3 January 1, 2018
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If you're from San Diego, you know what a function is.

For you outsides, a function is a kickback, party, where people be swanging, getting faded and fucked up. An infamous place for fights and drama.
Person 1: You going to the function tomorrow?
Person 2: Nawh, my girl don't like it when I go to functions, she don't trust me.
by SExSD October 22, 2011
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