means Always Keep the Faith. A popular phrase used to represent Cassiopeians' belief that DBSK will continue to stay together. AKTF is also tattooed on both Yoochun and Jaejoong's chests after fans from all over the world created a video to DBSK on YouTube.
Don't give up on DBSK, AKTF.
by soloscry March 27, 2010
Get the AKTFmug.