Definition of "forties" []

• Plural form of forty. (noun)
• The decade of the 1840s, 1940s, etc. (noun)
• The decade of one's life from age 40 through age 49. (noun)

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• "A woman in her forties is a victim of a suicide bombing at a Jerusalem market."
• "One poem, "The Moose," begun in the mid-forties, is legendary for waiting nearly thirty years to receive her seal of approval."
• "Cliff Joyner, in his early forties, is from North Carolina."