English edit

Etymology edit

mega- +‎ money

Noun edit

megamoney (uncountable)

  1. (informal) Very large amounts of money.
    • 2010, Leonard Mogel, Making It in Book Publishing, page 14:
      Publishers advance megamoney to a small coterie of established authors, and expect these books to be best-sellers; otherwise they would not advance such staggering sums.