Definition
A liking for foods that are sour.
Someone with a liking for sour foods.
Origins
By analogy with sweet tooth.
In Context
- "Robin and Jay Brown weren't the kind of kids to be caught with their hands in the cookie jar — they each had a sour (sometimes a half-sour) tooth, and pilfered pickles instead of desserts."
- "Use about an equal weight of sugar (or less, if you've got a sour tooth), top with your favorite crumble or sweet biscuit topping and bake"
- "Fruits are sweet! I hate anything sweet! I have a sour tooth."
- "Some "sour-tooths" prefer a sweet, non-acid fruit to an acid non-sweet one, while others do not."