What is the meaning of Pineapple?

A common safeword.

A tropical plant, Ananas comosus, native to South America, having thirty or more long, spined and pointed leaves surrounding a thick stem.

The ovoid fruit of the pineapple plant, which has very sweet white or yellow flesh, a tough, spiky shell and a tough, fibrous core.

The flesh of a pineapple fruit used as a food item.

An Australian fifty dollar note.

A web burrfish (Chilomycterus antillarum, syn. Chilomycterus geometricus)

A light yellow colour, like that of pineapple flesh (also called pineapple yellow).

A pinecone; the cone of the fir.

A hand grenade.

A hairstyle consisting of a ponytail worn on top of the head, imitating the leaves of a pineapple.

Source: wiktionary.org