in a world of one's own
in a world by oneself
In the place where you belong; in your own personal surroundings; apart from other people.
They are in a little world of their own in their house on the mountain.
In deep thought or concentration.
Mary is in a world of her own when she is playing the piano.
Not caring about or connected with other people in thoughts or actions. Usually used sarcastically.
That boy is in a world all by himself. He never knows what is happening around him.
jump out of one's skin
To be badly frightened; be very much surprised.
The lightning struck so close to Bill that he almost jumped out of his skin.
laugh on the wrong side of one's mouth
laugh on the other side of one's mouth
laugh out of the other side of one's mouth
To be made sorry; to feel annoyance or disappointment; cry.
Испытывать сожаление; чувствовать раздражение или разочарование; плакать.
Paul boasted that he was a good skater, but after he fell, he laughed out of the other side of his mouth.
Пол хвастался, что он хорошо катается на коньках, но после того, как он упал, он расплакался.
When Jenny laughed at the mishap during the charity event, it seemed she was laughing on the wrong side of her mouth, given how hard everyone had worked for the cause.
Когда Дженни смеялась над случившимся во время благотворительного мероприятия, это было очень неуместно, учитывая, как усердно все трудились ради этого дела.
Tom thought it was funny when he accidentally sent the wrong email to the whole company, but he was laughing on the wrong side of his mouth since it caused a lot of confusion.
Тому показалось забавным, что он случайно отправил неправильное электронное письмо всей компании, но он почувствовал сожаление, поскольку это вызвало большую путаницу.
make a nuisance of oneself
To constantly bother others.
The screaming kids made a nuisance of themselves around the swimming pool.
make a pig of oneself
To overindulge; eat too much.
Mary said, "This dessert is so delicious that I am going to make a pig of myself and have some more."
make an exhibition of oneself
To behave foolishly or embarrassingly in public.
Stop drinking so much and making an exhibition of yourself.
of one's life
The best or worst; greatest. Usually describing a time or effort.
At Disneyland, Tommy had the time of his life.
His race for the presidency was the political fight of his life.
of one's own accord
of one's own free will
Without suggestion or help from anyone else; without being told; voluntarily.
On her mother's birthday, Betsy did the dishes of her own accord.
But Johnny hates baths. I can't believe he would take one of his own free will.