In over one’s head
Having more difficulties than one can manage.The supervisor was in over his head when he began to fire people for no reason.
In other words
In a different (usually more direct) way."In other words, if I do not finish my assignment by Wednesday, I will not pass the course."
In order to
For the purpose of.They have decided to close down the school for the summer in order to do some major repairs.
In one`s tracks
Abruptly, immediately, exactly where one is at the moment.I stopped in my tracks when I saw the snake on the road.
In one’s Sunday best
In one's best clothes that you would wear to go to worship in a church (in the days when people dressed in a more formal way to attend church).I... Read more →
In one’s spare time
In one's free time.My cousin likes to fix old clocks in his spare time.
In one`s shoes
In someone else's place or position.I wish that I was in my friend's shoes with his great job and new car.
In one`s shell
Withdrawn, silent, not sociable.We are trying to get the girl out of her shell but she still does not want to talk to anyone.
In one’s second childhood
Interested in or doing things that children normally do.My uncle is in his second childhood and has just bought a sports car.
In one’s salad days
In one's youth.In her salad days my mother was a very good dancer.