1 B2 idiomatic informal
To contribute money jointly with others toward a shared purchase or cost.
"Do you want to go in on a birthday present for Marcus together?"
inseparable
go in on
B2 informal inseparable transitive
To share the cost of something with one or more other people.
In plain English
To pay part of the price of something with other people.
What does "go in on" mean?
2 meanings, ordered from most common to least. Color-coded by CEFR level.
2 B2 idiomatic informal
To join someone as a partner in a business venture or investment.
"He asked me to go in on the new food truck business with him."
inseparable
Usage tip
More common in American English than British English. Typically used when a group splits the cost of a gift, food, or a larger purchase. Often phrased as 'do you want to go in on…?'
Words that pair with "go in on"
Natural word combinations native speakers use most often.
gift present pizza rent car investment
How to conjugate "go in on"
The five tense forms you'll use most often.
Base
go in on
I/you/we/they
3rd person
goes in on
he/she/it
Past simple
went in on
yesterday
Past participle
gone in on
have + pp
-ing form
going in on
continuous
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Other ways to say "go in on"
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