Definition of "lemon" []

• A spiny, Asian evergreen tree (Citrus limon) widely cultivated for its yellow, egg-shaped fruit. (noun)
• The fruit of this tree, having a yellow aromatic rind and juicy, acid pulp. (noun)
• Lemon yellow. (noun)
• Informal One that is unsatisfactory or defective: Their new car turned out to be a lemon. (noun)
• Lemon-yellow. (adjective)

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.

• "For the tapenade aïoli• ¼ cup kalamata olives, pitted and chopped• 1 tablespoon capers, drained• 2 cloves garlic, coarsely chopped• Zest of 1 lemon• 1 tablespoon freshly squeezed lemon juice• 1 teaspoon honey• ½ cup prepared mayonnaise• Salt and freshly ground black pepper"
• "Some sponges were soaked in lemon juice, something that actually worked because lemon is a mild spermicide."
• "The most common use of the term "lemon" is when it is applied to low-quality cars offered for sale in a used car market."