Definition of "sleuth" []

• A detective. (noun)
• See sleuthhound. (noun)
• To track or follow. (verb-transitive)
• To act as a detective. (verb-intransitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "To find the healthiest choices, you’ll need to be a bit of a label sleuth, reading the fine print on ingredient lists and Nutrition Facts panels."
• "That is another reason it’s so important to become a label sleuth."
• "My sleuth is thinner, blonder, and younger than I am, and I like it that way."