Gigajillion

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    An enormously large number; arbitrarily many humorous, informal

    "On the other hand, a single snow crystal contains perhaps 100 million molecules, which can be arranged in a gigajillion different ways."

Example

More examples

"On the other hand, a single snow crystal contains perhaps 100 million molecules, which can be arranged in a gigajillion different ways."

Etymology

From giga- + jillion.

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