Top Definition
RA-OOO: (noun)
1. Devised in the late 20th century as an exclamatory phrase
2. A howl of a wolf in the night
3. Contemplation of the universe within your subconcious mind.
1. "RA-OOO! this soup is hot!"
2. "Oh golly gee, Betty, listen to that wolf 'RA-OOO' in the distance!" said Jane
3. "RA-OOO, i think i just discovered the meaning of life!"

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