Megabucks is a combination of the prefix "mega-" (meaning "million" or another large amount) and "bucks" (meaning dollars), used to denote a large amount of money.
It can also refer to:
- These US lottery games:
- Maine, New Hampshire, Vermont: Tri-State Megabucks Plus
- Massachusetts Megabucks Doubler
- Oregon Megabucks
- Wisconsin Megabucks
- Megabucks Giveaway, a former Michigan TV lottery game show
Other:
- The Mega Bucks, wrestling team consisting of Ted DiBiase and André the Giant in the unsanctioned Million Dollar Championship
- Megabucks (slot machine), a brand of linked progressive jackpot slot machines
- a fictional currency in the Illuminati card game