buy into - definition and synonyms

phrasal verb [transitive]
present tense
I/you/we/theybuy into
he/she/itbuys into
present participlebuying into
past tensebought into
past participlebought into
  1. 1
    buy into something business to buy part of a business, especially in order to get control of it

    Moves to buy into other companies have failed.

     Synonyms and related words
  2. 2
    buy into something informal to start to do something that a lot of other people are doing, or to believe something that a lot of other people believe

    You don’t buy into all this nonsense, do you?

See also main entry: buy