Gherkin (noun)
A small cucumber, often pickled whole.
Gherkin (noun)
The penis.
Cornichon (noun)
A pickled gherkin cucumber.
Cornichon (noun)
French-style pickled miniature cucumbers
Wiktionary
Gherkin (noun)
the small green fruit of a plant related to the cucumber, used for pickling.
Gherkin (noun)
the trailing plant that bears gherkins.
Cornichon (noun)
a small pickled cucumber
“a duck terrine with lentil salad and cornichons”
Oxford Dictionary