Megabillion

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    A great number of billions. informal

    "Within this group, there’s no superstar fund with megabillions in investor dollars."

Example

More examples

"Within this group, there’s no superstar fund with megabillions in investor dollars."

Etymology

From mega- + billion.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.