| Idiom | Meaning | Example | 
| in cahoots | 
like partners, helping each other
 | 
I think the judge and lawyer are in cahoots - working together.
 | 
| in charge | 
responsible for,  in control  
 | 
Who's in charge here? Who is the manager or supervisor?
 | 
| in clover | 
becoming wealthy, receiving lots of money
 | 
We were in clover! We bought a ranch, a car, and a house in town.
 | 
| in cold blood | 
without feeling, without mercy
 | 
He's accused of killing a Mountie  in cold blood.
 | 
| in control | 
able to manage, in charge
 | 
Mr. Blum is not in control of his pets. They run all over town.
 | 
| in-crowd | 
(See the in-crowd)
 | 
 | 
| in deep doo-doo [B] | 
in serious difficulties, in deep shit, in deep trouble
 | 
He's a member of parliament and has been caught twice for tax fraud. Now he's in deep doo-doo.
 | 
| in deep shit [B] | 
in bad trouble, likely to be punished
 | 
If you shoot a bear in a national park, you are in deep shit, man.
 | 
| in deep trouble | 
in serious trouble, sure to catch hell
 | 
Driving without a license could get you in deep trouble.
 | 
| in dire straits | 
in debt, having no money
 | 
If we don't get a good crop this  year, we'll be in dire straits.
 |