Lemon - the citrus fruit from the tree Citrus limon.
Lemon - a defective car. It entered the language as a result of the paper: The Market for Lemons.
In anime subculture, "lemon" and other citrus are used to hint at the degree of sexual explicitness of certain animated cartoons.
This is a disambiguation page; that is, one that points to other pages that might otherwise have the same name. If you followed a link here, you might want to go back and fix that link to point to the appropriate specific page.