1 definition by Andy Derrick
From the puppet cult TV series by Gerry Anderson, 'Thunderbirds'. Alternative for 'Loud and Clear' in radio transmissions. Apparently according to Gerry on the thunderbirdsarego.com website, 'Fabulous' was a buzzword of the 60's, often shortened to 'Fab' and for the show it became F.A.B
by Andy Derrick September 7, 2005