sweet tooth, (to have) a

have a sweet tooth

To have a propensity and preference for eating sugary foods. If you're looking for a snack, go talk to Jenny—she has a real sweet tooth, so she probably keeps candy bars in her desk. Because I don't have much of a sweet tooth, I get more excited about entrees than desserts.
See also: have, sweet, tooth

sweet tooth

A propensity and preference for eating sugary foods. If you're looking for a snack, go talk to Jenny—she has a real sweet tooth, so she probably keeps candy bars in her desk. Because I don't have much of a sweet tooth, I get more excited about entrees than desserts.
See also: sweet, tooth
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

sweet tooth

A love for sugary foods, as in You can always please Nell with cake or ice cream; she has a big sweet tooth. This expression dates from the late 1300s, although it then referred not only to sweets but other delicacies as well.
See also: sweet, tooth
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

a sweet tooth

COMMON If you have a sweet tooth, you like eating things that taste of sugar. She has a sweet tooth for chocolate cake and cookies. For those without a sweet tooth, savoury snacks are also available.
See also: sweet, tooth
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012

sweet tooth, (to have) a

A love for sugary foods. This seemingly modern expression goes back to the sixteenth century, although it did not always refer exclusively to carbohydrate goodies. “Thou hast . . . a sweet tooth in thy head, a liquorish appetite to delicate meats and intoxicating wines,” wrote Thomas Adams in a sermon of 1629.
See also: sweet
The Dictionary of Clichés by Christine Ammer Copyright © 2013 by Christine Ammer
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