Super Dimension Fortress, the classification of the ship from the seminal, famous 1980s Japanese anime "Macross." In America, in the anime's "Robotech" adaptation, the acronym was changed to "Super Dimensional Fortress," and the Macross was referred to as "The SDF" frequently.
Stands for the Sick depressed feeling you get when you see a person/couple who are so beautiful and you know they will never be yours/you will never be in such a painfully beautiful relationship that you just have to sit on your bed and cry.
omg the guy in this film is so hot, why is my boyfriend not that beautiful and sentimental? I have sdf :(
By Fernandina
SDF
a curse word which is often directed towards someone
a word which is refered to a person who has a small penis... "Small DickFreak"
"f*uck u SDF!!!" or "That guy... ahhh hes a proper SDF!"
By Ardene
SDF
SDF stands for the SonyDefense Force, which is a group of rabid supporters of Sony who defend whatever Sony does on websites and message boards.
Suncoast Dirt Foot; one that has feet that looks like they have never owned a pair of shoes in their life; feet that look like they belong to swamp thing; people that live in sun coast have these feet; feet that look similar to alligator feet; Feet that have nails jagged enough to walk up walls with ease;
Damn look at that bitch, she has the worst case of SDF I have seen. She needs put some shoes on them alligatorfeet.
Used in personal ads for Safe and Disease Free. Safe meaning practices safe sex.
Things are pretty bad and I know the only satisfaction i'll get is sex. There's no calming me down when I get this way. NSA tonight won't deal with my drama. Guess that leaves you.. haha.
