KBO

K5B3O1

A form of Kuiper belt object — A trans-Neptunian object (TNO) (a type of minor planet) that has an orbit in the Kuiper belt (between 30-50 AU) with inclinations consistent with the ecliptic.

Similar
EKOkuiperoidKuiper belt object
RareScrabble 9
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Meanings

nounKBO (plural KBOs)

plural KBOs

  1. abbreviationinitialismastronomyInitialism of Kuiper belt object.

    Synonyms: EKO, kuiperoid

verb
  1. abbreviationinitialismInitialism of keep buggering on.
    1 more example

    So Sunak will try to muddle through, adopting Winston Churchill’s wartime mantra “KBO” (keep buggering on). Ministers insist the picture is not as bleak as the headlines about Tory divisions suggest, noting that the unpalatable tax rises in Jeremy Hunt’s autumn statement were approved by 318 votes to 223.

    2022 November 30, Andrew Grice, “Rishi Sunak is trying to govern the ungovernable”, in The Independent

Synonyms & antonyms

More synonyms by meaning

nounany of many minor planets in the Kuiper belt outside the orbit of Neptune at the edge of the solar system

Similar
Kuiper belt object
Broader
minor planetplanetoid
Also see
kuiper belt object

Synonym sets from Open English WordNet, CC BY 4.0.

Rhymes & wordplay

Anagrams

bokkobOKB
Cite this entry
APA

KBO. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/KBO

MLA

“KBO.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/KBO. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “KBO,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/KBO.

Source: KBO on Wiktionary, CC BY-SA 4.0.