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 01, 2018
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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 26, 2008
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It is used like a synonym of "When you are doing ___"
Me: Yo Chad, This chick sent me booty pics in the shower and i told her to send me some more often whenever she was In the Function.
Chad: Rad bro!
by Gucci Wasabi November 06, 2017
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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 21, 2011
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