10 Idioms Related to Autumn

10 Idioms Related to Autumn (with meanings & examples)

Autumn is the season of change. The air turns cooler, the days grow shorter, and trees shed their leaves in preparation for winter. It’s also a time of harvest, warm drinks, and quiet reflection. Whether you love autumn or simply tolerate it, there’s no denying its cosy charm. 10 idioms related to autumn

Interestingly, English reflects this seasonal mood through a number of idioms inspired by nature, change, maturity, and preparation. Some of these expressions are directly linked to autumn imagery, while others capture the ideas we associate with this time of year.

Let’s explore 10 useful idioms related to autumn, complete with clear meanings and natural examples.

Autumn years

Meaning: The later years of a person’s life, often after retirement.

He spent his autumn years travelling and enjoying time with his grandchildren.
Now that we’re in our autumn years, we finally have time for our hobbies.

Old chestnut

Meaning: A story, joke, or idea that has been repeated so often that it is no longer interesting.

Grandpa told the same old chestnut again at dinner.
Those interview questions are old chestnuts by now.

Turn over a new leaf

Meaning: To make a fresh start and change your behaviour for the better.

She turned over a new leaf and started taking her studies seriously.
I’ve decided to turn over a new leaf and eat more healthily.

To squirrel something away

Meaning: To save or hide something, especially money, for future use.

She managed to squirrel away some money for emergencies.
He’s been squirrelling money away for years to buy a house.

Lost in the mists of time

Meaning: So old that nobody remembers it clearly anymore.

The origins of the tradition are lost in the mists of time.
The exact details of the event are lost in the mists of time.

Save for a rainy day

Meaning: To save money for a time when you might need it.

My parents always taught me to save for a rainy day.
It’s wise to save for a rainy day instead of spending everything.

The apple never falls far from the tree

Meaning: Children often resemble their parents in character or behaviour. 10 idioms related to autumn

He’s just as competitive as his father — the apple never falls far from the tree.
She has her mother’s creativity; the apple never falls far from the tree.

The apple of someone’s eye

Meaning: A person who is deeply loved and cherished.

Her youngest son is the apple of her eye.
That little dog is clearly the apple of his owner’s eye.

Indian summer

Meaning: A period of unusually warm weather in autumn.

We had a lovely Indian summer in October last year.
Thanks to the Indian summer, we didn’t need our coats at all.

Turn into a pumpkin

Meaning: To suddenly feel very tired and want to go to bed (informal and humorous).

After such a long day, I’ve turned into a pumpkin.
She always turns into a pumpkin around ten o’clock.

Final thoughts

Autumn idioms reflect themes of change, maturity, memory, and preparation, making them both expressive and meaningful. Many of these expressions are commonly used in everyday conversation, storytelling, and informal writing — and some also work well in more reflective or descriptive texts.

Try choosing two or three idioms and using them in your own sentences. Like autumn itself, good language learning is about steady change — one leaf at a time 🍂

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