A hose designed to deliver water to douse a fire, usually much stronger and wider in diameter than a garden hose.
Any fast, heavy stream (e.g. of information).
She felt she was standing in front of a fire hose of instructions, trying to absorb them all with a sponge.
A feed of all updates to a website.
A human penis.
An fast-flowing unsupported flow of lava escaping from a solid rockface.
Access to the social media data sold to the third parties, or such data stream.
To wash something down with a firehose; to douse with a large amount of water (or chemical agent) sprayed from a hose, to extinguish a fire.