Definitions from Wiktionary ( )

▸ noun:  (slang) A banknote with a value of five units of currency.
▸ noun:  (slang, by extension) The value in money that this represents.
▸ noun:  (colloquial) A clenched fist.
▸ noun:  A mathematical puzzle played on a 5 × 5 grid.
▸ noun:  (Islam) A Zaydi Shiite Muslim, who disagrees with the majority of Shiites on the identity of the Fifth Imam.
▸ noun:  (religion) A person who gives five percent of their income or five hours a week of their time to charity (a reduction of ten percent tithing).
▸ noun:  (Islam) A Zaidi Shi'a Muslim.
▸ noun:  (fandom slang) A fan of the American science-fiction television series Babylon 5.

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