lemon
lem-on
noun
A yellow, oval citrus fruit with very sour juice and thick rind.
"She squeezed fresh lemon into her water."
noun
(Informal) A person or thing considered unsatisfactory or defective.
"My new car turned out to be a lemon."
Thesaurus
Synonyms: stinker, gamboge, lemon yellow, maize, lemon tree, Citrus limon