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| 1. | the edible, juicy, collective fruit of a tropical, bromeliaceous plant, Ananas comosus, that develops from a spike or head of flowers and is surmounted by a crown of leaves. |
| 2. | the plant itself, having a short stem and rigid, spiny-margined, recurved leaves. |
| 3. | Military Slang. a fragmentation hand grenade. |