| Idiom | Meaning | Example | 
| in his good books | 
among those he likes, on his list of good people
 | 
She's in his good books because she praised his painting.
 | 
| in hock | 
in debt, owing money, having a large mortgage
 | 
We were in hock after buying the property. We had a large debt.
 | 
| in hot water | 
needing discipline or correction, in deep shit
 | 
My son took his pet snake to school, and now he's in hot water.
He could be suspended from classes.
 | 
| in keeping with | 
following the rules or customs
 | 
Refunds are not in keeping with company policy. No refunds.
 | 
| in leaf | 
having new leaves, growing leaves
 | 
Poplar trees were in leaf, wild roses in bloom.
 | 
| in love | 
feeling romantic love, fall in love
 | 
Peter's in love with Wendy, but Wendy's in love with Tom.
 | 
| in mind | 
thinking of, remembering, keep you in mind
 | 
When she wrote the story about the lawyer, she had you in mind.
 | 
| in mint condition | 
in new condition, as new
 | 
The Nash was in mint condition. It looked like a new car.
 | 
| in my care | 
for me to protect, under my wing
 | 
The children were in my care when the dog chased us.
 | 
| in my good books | 
among the people I like, on my good side
 | 
To get in my good books, you can help me with my homework.
 |