1. Tough cookie: People with a determined and resilient will
For example:
- She had a difficult childhood, but she's a tough cookie. I knew she'll be a success.
2. Big cheese: A person with great influence in a certain field
For example:
- One of the big cheeses from NASA gave a speech.
3. Good egg: A trustworthy, kind person
For example:
- I can always ask for his help. He works well and fast. He is a good egg.
4. Couch potato: People who are sedentary and sit in one place all day watching TV
For example:
- You are such a couch potato on weekends.

5. Early bird: A person who gets up very early
For example:
- I've always been an early bird.
6. Night owl: A person who stays up very late
For example:
- College life has turned me into a night owl.
7. Born optimist: Lalways optimistic, optimistic since childhood.
Used to describe someone who always thinks positively.
For example:
- I admire Jamal because he always sees the sunny side of life. He’s a born optimist
8. Culture vulture: Kcultural vulture.
People who love various forms of culture and art such as painting, literature, music...
For example:
- John spends most of his weekends reading books or attending art exhibitions. He’s a real culture vulture
9. Eager beaver: Very hardworking and enthusiastic person.
Used to refer to a person (usually overly enthusiastic) who always works hard to complete work or achieve some goal.
For example:
- She always does her English grammar homework and even asks for extra exercises on the weekend. What an eager beaver!
10. Earth mother
Only a woman who is always caring, considerate, and thoughtful; have a mother's instinct.
For example:
- Even as young girl, Ida showed herself to be an earth mother. She always helped her mother to look after her younger brothers and sisters
11. Family man: family man.
The man is always devoted to his family.
For example:
- Harvey has become a family man. He spends all of his spare time with his children
12. Go-getter: ambitious person.
A person is always ambitious in pursuing his goals.
For example:
- Isaac is a real go-getter.

13. Good egg: Trustworthy, kind person.
For example:
- Marry was the type of person who would have helped anyone - a real good egg.
14. Jack-of-all-trades: People who know every profession but are not good at any profession.
For example:
- From car repair to hairdressing, Frank can do it all. He is a jack-of-all-trades.

15. Man/ Woman of his world:Promise keeper (Always keep your promises).
For example:
- You can trust Samuel. He is a man of his world.
16. Mover and shaker: Someone whose opinion is respected and has influence.
For example:
- He was a mover and shaker in the world of politics.
17. Smart cookie: smart person.
Bright and intelligent person, good at handling difficult situations.
For example:
- Why don’t we ask Harley to help us solve our problem? I’ve been told that she’s a smart cookie.
18. Teacher’s pet: Dear student.
The student who is loved by his teachers (This phrase can be used in both positive and negative senses).
For example:
- The teacher is never angry when Albert forgets to do his homework. He is the teacher’s pet.
19. Whizz kid: Talmost dong. Very smart and successful person
For example:
- I’ve never seen anyone learn English grammar tenses faster than Andre. In only two weeks, he knew everything about the present perfect simple - what a whizz kid!
The above is total fit the Idioms describe human personality. Let's EnglishTop Continue to explore idioms on other topics. Wish you all the best in your studies.