Pineapple (noun)

1. A tropical fruit with a rough scaly skin and sweet juicy flesh.
2. The plant that produces the pineapple fruit, which is native to South America and has large spiky leaves.

Origin:

Early 17th century: from pine (because of its resemblance to a pine cone) + apple.

Examples:

1. He cut the pineapple into chunks.
2. I love pineapple on my pizza.
3. Pineapple is a good source of vitamin C.
4. The pineapple plant is a tropical perennial.
5. The juice of pineapple is often used in marinades.