activity that refreshes and recreates; activity that renews your health and spirits by enjoyment and relaxation; "time for rest and refreshment by the pool"; "days of joyous recreation with his friends"
a United States coin worth one twentieth of a dollar
five dollars worth of a drug; "a nickel bag of drugs"; "a nickel deck of heroin"
a hard malleable ductile silvery metallic element that is resistant to corrosion; used in alloys; occurs in pentlandite and smaltite and garnierite and millerite