the mind > possession > acquisition > [noun] > that which is obtained or acquired > an acquisition or gain > casual or accidental (4)
figurative. A casual or unexpected acquisition or advantage.
Something which falls or has fallen. An item, esp. an apple or other fruit, that has fallen from where it grows or has been placed; a windfall…
Something lucrative or desirable, esp. when acquired or found by chance; a windfall, a jackpot.