buy into

verb

To believe (something, especially something implausible); to accept (a craze, fad, or notion) as valid.

“I don't buy into all this propaganda.”

Similar
fall for
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Meanings

verbbuy into (third-person singular simple present buys into, present participle buying into, simple past and past participle bought into)

present singular third person buys into · participle present buying into · participle past bought into · past bought into

  1. idiomaticTo believe (something, especially something implausible); to accept (a craze, fad, or notion) as valid.

    I don't buy into all this propaganda.

    1 more example

    The truth is I never bought into your bullshit

    2015, “High by the Beach”, in Honeymoon, performed by Lana Del Rey

    Synonyms: fall for

  2. businessTo buy stocks or shares of (a business).

    We bought into a local electrical firm.

Synonyms & antonyms

verbTo believe (something, especially something implausible); to accept (a craze, fad, or notion) as valid.

Similar
fall for

Origin

From buy + into.

Full word history & related roots →

Translations

French marcher
  • marcherbelieve
German abkaufen, abnehmen
  • abkaufenbelieve
  • abnehmenbelieve
  • Anteile kaufenbuy stocks or shares of (a business)
Hungarian bevesz, bedől
  • beveszbelieve
  • bedőlbelieve
  • felülbelieve
  • vevőbelieve
Italian bersela
  • berselabelieve
Russian покупа́ться, купи́ться
  • покупа́ться (pokupátʹsja)believe
  • купи́ться (kupítʹsja)believe
Spanish creérselo, comprar
  • creérselobelieve
  • comprarbelieve
  • tragarbelieve
Cite this entry
APA

buy into. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/buy%20into

MLA

“buy into.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/buy%20into. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “buy into,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/buy%20into.

Source: buy into on Wiktionary, CC BY-SA 4.0.