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Something that should have been defined a while ago, the acronym BFL is a response to a semi-witty, but still obnoxious joke. In reference to Brendan Fraser's laugh at the Golden Globes.
Person A: "I am so thirsty!"
Person B: "Hello Mr. Thirsty, may I call you so..."
Person A: "BFL (Brendan Fraser Laugh)"
by thejokester159 June 17, 2011