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  1. BOO Definition & Meaning - Merriam-Webster

    The meaning of BOO is —used to express contempt or disapproval or to startle or frighten. How to use boo in a sentence.

  2. What Does "Boo" Mean in a Relationship? Slang Definition

    Oct 30, 2025 · In this article, we’ll tell you exactly what “boo” means, where it came from, and how to use it yourself. We’ve also included expert tips from relationship and dating coaches, as well as some …

  3. Boo - Super Mario Wiki, the Mario encyclopedia

    Boos, originally known as "Boo" Diddlies and later Boo Buddies or simply Ghosts, are recurring ghost enemies that first appear in Super Mario Bros. 3. They are a type of white spherical ghost with …

  4. BOO | definition in the Cambridge English Dictionary

    BOO meaning: 1. to make an expression of strong disapproval or disagreement: 2. the act of booing 3. someone…. Learn more.

  5. Boo | Dating, Make Friends, Personality Match

    Date, chat, make friends by personality. Join communities and meet like-minded souls by 16 type, zodiac, and enneagram.

  6. Understanding Boo Meaning in Slang - SlangSphere.com

    Feb 14, 2025 · Explore the engaging evolution of the slang term 'boo.' From a term of endearment towards significant others to close friends, discover its origins, usages, and cultural significance.

  7. Boo Definition & Meaning | Britannica Dictionary

    BOO meaning: 1 : a sound that people make to show they do not like or approve of someone or something; 2 : any sound at all usually used in negative statements

  8. boo - Wiktionary, the free dictionary

    Jan 4, 2026 · Noun boo (plural boos) (US, Canada, African-American Vernacular, slang) A close acquaintance or significant other.

  9. What Does Boo Mean in a Relationship and How to Use it?

    Oct 30, 2024 · The term “boo” is a term of endearment that many couples use to express affection for one another. It’s playful, light-hearted, and carries a sense of intimacy. When you call your partner …

  10. Boo! - definition of Boo! by The Free Dictionary

    1. A sound uttered to show contempt, scorn, or disapproval. 2. Informal Any sound or word: You never said boo to me about overtime.