School & Learning Idioms — Idioms
Books, bells, and flying colors — the language of classrooms and exams. · 10 idioms · Level B1
hit the books
Meaning: to start studying seriously
informal students, exams
Example: Exams are next week — time to hit the books.
A Party tonight?
B Can't — I have to hit the books.
⚠️ Common mistake: Hit the books = STUDY (open them hard). No books are harmed.
learn the ropes
Meaning: to learn how to do a new job or activity
neutral new jobs, onboarding
Example: It took a month to learn the ropes at the warehouse.
A New job nerves?
B Less every day — I'm learning the ropes.
⚠️ Common mistake: Learn THE ropes — from sailors learning ship ropes. The system you must master.
a bookworm
Meaning: a person who loves reading
informal describing readers
Example: She's a bookworm — three novels a week.
A Your daughter is a real bookworm.
B Library card is her favorite card.
⚠️ Common mistake: A bookworm is affectionate, not an insult. Worms live in books; bookworms live FOR them.
a teacher's pet
Meaning: a student who tries too hard to please the teacher
informal school teasing
Example: Nobody likes a teacher's pet who reminds her about homework.
A He brought the teacher coffee again.
B Teacher's pet behavior, level ten.
⚠️ Common mistake: A teacher's pet — teasing word for the favorite. Careful: it's never a compliment from classmates.
pass with flying colors
Meaning: to pass with very high marks
neutral exam success
Example: She passed the bar exam with flying colors.
A She passed with flying colors!
B Top five percent of the class.
⚠️ Common mistake: Pass WITH flying colors — colors = flags flying proudly. Glorious success, not mere passing.
cut class
Meaning: to skip a class on purpose
informal school, students
Example: They cut class to watch the game.
A Did you cut class yesterday?
B Once. The lecture notes saved me.
⚠️ Common mistake: Cut class (singular) or cut school (the whole day). An honest confession idiom!
draw a blank
Meaning: to be unable to remember or think of anything
informal exams, names, ideas
Example: On the exam, I drew a blank on question three.
A I drew a blank on his name.
B Happens to everyone. Smile and ask.
⚠️ Common mistake: Draw A blank — your mind hands you an empty paper. For names, answers, ideas.
ring a bell
Meaning: to sound familiar
neutral remembering, recognition
Example: That name rings a bell — I think we've met.
A Does 'Mr. Carter' ring a bell?
B Yes! My third-grade teacher.
⚠️ Common mistake: Ring A bell: a small bell of memory. 'It doesn't ring a bell' = totally unfamiliar.
put on your thinking cap
Meaning: to think seriously about a problem
informal classrooms, brainstorming
Example: Put on your thinking caps, class — this puzzle is tricky.
A Put on your thinking caps.
B We need a name for the robot by Friday.
⚠️ Common mistake: Put on your thinking CAP — an imaginary hat for serious thought. Playful, often for kids and teams.
know it by heart
Meaning: to have memorized something completely
neutral memorization, songs, speeches
Example: She knows the poem by heart.
A You know the whole speech by heart?
B Every word. I practiced for weeks.
⚠️ Common mistake: By HEART, not 'by memory' — English memorizes with the heart.
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