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big O

(analysis) Upper bound function; see big O notation.

ˈbɪɡ ˈoʊCurrent111 viewsLast reviewed Jun 29, 2026+ Add a definition
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4 citations · last seen May 2026

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#1·Apr 26, 2026

(analysis) Upper bound function; see big O notation.

Various sections of the brain are activated during the Big O, including the limbic system.
Heard in the wild
  • “I like to rewatch The Big O's opening theme to remind myself it was real because sure they did a plagiarism but it's a plagiarism I can appreciate”

    — Bluesky· May 2026
  • “THIS IS WHY WE'RE FRIENDS! I almost went with "I'm not sure how we do it, but let's do a Big O gimmick"”

    — Bluesky· May 2026
  • “We’re calling it The Big O in my house”

    — Bluesky· May 2026
  • “Great sun tanning weather says Big O&G (allegedly) and grifting politicians (allegedly).”

    — Bluesky· May 2026
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Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.

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