DFIU

before embarking on any important task or activity a chant of DFIU (pronounced dee phi you) would usually be heard among participants
by a_girl_called_toby April 20, 2009
Get the DFIU mug.

DFIU

ok guys, NASA needs this part to be Top secret with no Flaws, DFIU
Get the DFIU mug.

DFIU

I'm giving you this task DFIU
Get the DFIU mug.