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1.
FDD
Far Distance Disorder - happens when you see a guy/girl from far away thinking that he/she is hot, but turns out otherwise.
Wow, that girl looks fine! (after a closer look) Oh, it's just FDD.
by mike March 10, 2004
 
2.
First Date Dick Suck
When you get a blowjob on the first date the girl is then referred to as an FDDS.
by DFNC October 22, 2007