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The fourth of March, a holiday devoted to the continuous smoking of marijuana. Similar to 4/20, but cooler.
This was the best Three-Four ever, I can't wait 'til next year!
by Torch October 21, 2003
Thai bar girl slang for a Japanese male customer.

1. Four inches
2. Four minutes
3. Four thousand Baht (Thai currency)
three fours:

Bar Girl: Tonight I lucky. Have man Japan - three fours!
by mark e. d'sade August 24, 2009