buy in
In real, traceable use. Part of the curated seed collection; community review is coming.
Sense 1
To accept an idea as valid; to join in on a concept.
chấp nhận ý tưởng là hợp lệ; tham gia vào một khái niệm
Machine-translated — suggest a fix
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Sense 2
To invest as part of a group; to put one's personal stake in an investment.
đầu tư như một phần của nhóm; đặt cược cá nhân vào một khoản đầu tư
Machine-translated — suggest a fix
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Sense 3
To buy back for the owner at an auction.
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “buy in” mean?
To accept an idea as valid; to join in on a concept.
Is “buy in” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.