bitter apple

English

Noun

bitter apple (countable and uncountable, plural bitter apples)

1. Citrullus colocynthis, a vine that bears a hard, bitter fruit.
2. A bitter preparation applied to an object to discourage dogs from chewing on it.

Synonyms

• (Citrullus colocynthis): colocynth, bitter cucumber, desert gourd, egusi, vine of Sodom, wild gourd

Further reading

• bitter apple on Wikipedia.Wikipedia
• Citrullus colocynthis on Wikispecies.Wikispecies
• Citrullus colocynthis on Wikimedia Commons.Wikimedia Commons
• “bitter apple”, in OneLook Dictionary Search.