Top definition
Noun: an alleged, but unsubstantiated, covert operation of the United States of America; with authorization to investigate the possibility of extraterrestrial alien intrusion onto American territory. Purportedly created by executive directive in 1947.
Although many documents have been circulated referencing "Operation Majestic 12", non have to date been officially verified as authentic.
by speedog June 19, 2010
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug