lemon

noun

1.
yellow oval fruit with juicy acidic flesh
sourapple
Derived from:
lemony
2.
a strong yellow color
gamboge lemon yellow maize
3.
a small evergreen tree that originated in Asia but is widely cultivated for its fruit
Citrus limon lemon tree
4.
a distinctive tart flavor characteristic of lemons
Derived from:
lemony
5.
an artifact (especially an automobile) that is defective or unsatisfactory
stinker