BFS

is the airport code for Belfast International Airport.

On All The Tropes, could refer to:

Tropes

• Blade of Fearsome Size, an unrealistically large sword (Please also see All The Tropes:How to Write An Example and All The Tropes:Style Guide#Abbreviations, Ampersands, etc.)

Music

• Bowling for Soup, an American pop-punk band
• "Beatles for Sale", a 1964 album by The Beatles

Video Games

• Battle for Slugterra

Organizations

• British Fantasy Society, the group that runs the Fantasycon convention and hands out the British Fantasy Awards.