Nutrition & Diet phrases and words in English

Food gives English some of its tastiest expressions — confess to having a "sweet tooth," reward yourself with a "cheat day," quit something "cold turkey," or warn a friend they've "bitten off more than they can chew." Half of these aren't even about food anymore.

10 phrases · meanings & example sentences

Have a sweet tooth

To love sugary food — cakes, chocolate, desserts. The odd image of a single tooth craving sweets makes it memorable. It's the polite, charming way to admit you can never say no to pudding.

  • I've got such a sweet tooth — I can't walk past a bakery.
  • She made a chocolate cake because she knows I have a sweet tooth.
  • He doesn't have a sweet tooth; he'd take cheese over dessert any day.

Cheat day

A planned day off from a strict diet, when you let yourself eat whatever you've been craving. It frames indulgence as a scheduled reward rather than a failure — which is why dieters love the phrase. Also 'cheat meal' for a smaller version.

  • Saturday's my cheat day, so I'm getting pizza and ice cream.
  • One cheat meal a week keeps me sane on this diet.
  • I was so good all week that I've earned this cheat day.

Go cold turkey

To quit something abruptly and completely, with no gradual cutting down. It started with quitting drugs but now applies to sugar, coffee, your phone — anything. The 'cold turkey' image comes from the goose-bumpy, clammy skin of withdrawal.

  • I gave up sugar cold turkey and the first week was brutal.
  • She quit smoking cold turkey — no patches, nothing.
  • I can't go cold turkey on coffee; I'll cut down slowly instead.

An acquired taste

A food (or anything) you don't like at first but grow to enjoy over time. Used for strong cheeses, black coffee, olives — and, jokingly, for difficult people. A graceful way to say "it's not for everyone."

  • Blue cheese is an acquired taste, but now I love it.
  • Black coffee was an acquired taste for me — I used to drown it in sugar.
  • His sense of humour is an acquired taste, let's say.

Comfort food

Food you eat for emotional warmth rather than nutrition — usually warm, rich, and tied to childhood or home. Mac and cheese, soup, mum's cooking. It captures how food soothes us, not just feeds us.

  • After a rough week, mac and cheese is my ultimate comfort food.
  • Soup and fresh bread is proper comfort food on a cold day.
  • Everyone's comfort food is different — mine's whatever my mum makes.

Bite off more than you can chew

To take on more than you can handle. It comes straight from the dinner table but is almost never about food — it's the classic warning for over-committing at work, in life, or with too many projects at once.

  • I bit off more than I could chew by agreeing to organise the whole event.
  • Don't bite off more than you can chew — start with one new habit, not five.
  • He took on three jobs and clearly bit off more than he could chew.

Have your cake and eat it too

To want two good things that can't both be had at once. The logic is sly: once you eat the cake, you no longer have it. Used whenever someone wants all the benefits with none of the trade-offs.

  • You can't have your cake and eat it — either you save money or you travel constantly.
  • She wants the freedom of freelancing and the security of a salary; she can't have her cake and eat it too.
  • Cutting taxes and raising spending? You can't have your cake and eat it.

Everything in moderation

The idea that no food is truly off-limits as long as you don't overdo it — a balanced, guilt-free approach to eating. It's the gentle counter-argument to extreme diets, and the phrase people reach for to justify dessert.

  • I don't ban any foods — everything in moderation.
  • A little chocolate won't hurt; everything in moderation, right?
  • Her whole philosophy is everything in moderation, including moderation.

Yo-yo dieting

Repeatedly losing weight and gaining it back, bouncing up and down like a yo-yo. It names a frustrating cycle that crash diets often cause, and doubles as a gentle warning against quick fixes over steady habits.

  • Years of yo-yo dieting taught me that slow and steady actually works.
  • Crash diets just lead to yo-yo dieting.
  • She's tired of yo-yo dieting and wants a routine she can actually keep.

You are what you eat

The idea that your health reflects your food choices — eat well and you'll feel well. It's an old proverb that turns nutrition into a tidy life lesson, and it gets quoted whenever someone reaches for the junk food.

  • He swapped fast food for home cooking — you are what you eat, after all.
  • My grandma always said you are what you eat, and she lived to ninety.
  • If you are what you eat, I'm about ninety percent coffee right now.

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