Moondoggle

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    Efforts to transport people to the Moon, regarded as a useless waste of resources. US, colloquial, derogatory

    "We are virtually abandoning the first Outer Space area through which military attacks may be launched, to spend billions on a nonmilitary moondoggle — the attempt to put a man on the moon."

Example

More examples

"We are virtually abandoning the first Outer Space area through which military attacks may be launched, to spend billions on a nonmilitary moondoggle — the attempt to put a man on the moon."

Etymology

Blend of Moon + boondoggle.

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