1 definition by Yorgi D

Top Definition
FAB from the TV show "Thunderbirds" stood for "Full Acknowledgement of Braodcast." Gerry Anderson, the producer of "Thunderbirds" was known for these obscure catch phrases. In another series "Captain Scarlet" he usied SIG which stood for "Spectrum Is Green" They both meant roughly," ten-four", "I copy" and "roger that."
Jeff Tracy: "Scott set up a perimeter so Virgil can put down Thunderbird 2"
Scott: "F A B"

Colonel White: "All units return to base."
Captain Scarlett: "S I G"
by Yorgi D February 11, 2006

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