sweet tooth
Sweet tooth (noun) means a strong liking for sugary food, especially cakes, chocolate and puddings. Example: “I've got a terrible sweet tooth — I can't walk past a bakery.”
How to use sweet tooth
Learner’s notesIn plain EnglishA love of sugary food.
Informal but universally understood; fine in any casual writing.
It is always singular and always used with have or got — never "I am sweet tooth".
Fill the gap
Can you complete this real example?
I've got a terrible _____ — I can't walk past a bakery.