firehose (plural firehoses)
- Alternative spelling of fire hose.
thick, high-pressure hose
firehose (third-person singular simple present firehoses, present participle firehosing, simple past and past participle firehosed)
- 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.