Meaning

noun a hard malleable ductile silvery metallic element that is resistant to corrosion; used in alloys; occurs in pentlandite and smaltite and garnierite and millerite

noun a United States coin worth one twentieth of a dollar

noun five dollars worth of a drug

originOne of the variant spellings of Nichols, from Nichol, a Middle English vernacular form of the given name Nicholas + the suffix -s.

Etymology from Wiktionary, CC BY-SA 3.0