In favor of (someone or something)

Approving or supporting someone or something.Most members of the city council are in favor of building the new stadium.

In fashion

Fashionable.Very thin neckties are not in fashion now.

In fact

Actually, the truth is.Our teacher has been to China before. In fact, he has been there three times.

In terms of (something)

With regard to something.In terms of our agreement with the other company, we were not allowed to sell our products online.

In tatters

Torn or destroyed.My backpack was in tatters after the dogs finished playing with it.

In tandem

In single file.The students walked in tandem as they went to the sports festival.

In surgery

Undergoing surgery, doing surgery.My grandfather was in surgery for several hours this morning.

In style

In fashion, fashionable.Recently, my clothes are not in style.

In store

Ready to happen, waiting.I do not know what the future has in store for me but I am ready for anything.

In storage

In a place where things are stored or kept.We put our furniture in storage and went for a trip around the world.