Top Definition
a small, narrow object used as a multipurpose tool in smoking marijuana
Chuck - "I rolled this joint, but some of the bud is poking out of the end."

Larry - "Here, use my fusa to put it back in."

Tom - "My one-hitter is clogged, I don't think we can smoke."

Bill - "No, it's fine, try using this fusa to unclog it."
by g10ck January 27, 2012

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