A sound effect used to describe a unpleasant occurance or appearance etc. Much like the sound of a foghorn.
by Boyle265 January 14, 2009
Fat or Large. Comes from the drum sound effect often associated with a large zepplin or airship coming into a scene in older movies. Same sound can also be heard in Super Mario Brothers 3, on any airship level.
by ssftable September 29, 2003
by Vamier Stryder June 09, 2005