Cucumber is a long, green gourd that is part of the gourd family. They come in a variety of shapes and sizes, from the long and slender English cucumber to the shorter and stubbier pickling cucumber. It can be eaten fresh, pickled, or cooked.

Examples:

1. We planted some cucumber seeds in the garden.
2. I sliced the cucumber to make a salad.
3. Let's pick cucumbers in my grandfather's farm.