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Wiktionary
hosehead

n. 1 (context slang derogatory English) An alcoholic. 2 (context slang derogatory English) A person from Canada.

Wikipedia
Hosehead

Hosehead is a character of the Transformers toyline and television series. He is an Autobot Headmaster and transforms into a fire engine. He should not be confused with the character Cab, who is based on the same toy, but portrayed as a completely different character in the Masterforce anime series.