look up any word, like bukkake:
 
1.
FDL
Stands for Fashionably Dressed Lesbian. A lesbian with the fashion sense of a gay male.
Michelle: Did you see Sandy’s cardigan today?! It’s fabulous! Very modern.

Nicole: Well she *is* an FDL, I’d expect no less from her.
by NicoleLF October 10, 2008
 
2.
FDL
The FDL is an extention of the DL or down low, the fdl meaning f*cking Down low. Usually used to express that the fact just disclosed should never be shared
jim: Ohh your gonna propose to Mary tomarrow? Ok ill keep it on the DL.

joe: no Jim, you better keep it on the FDL.
by <blank><blank> January 08, 2009
 
3.
Fundamentalist Latter Day Saints
The FDLS made news for allegedly marrying off 13 and 14 year old girls to older men.
by calicat2210 April 14, 2009
 
4.
FDL
Acronym for "Fake Dumb Loser".
Baylee: Did you see Mandy today at school? FDL much?

Mark: She doesn't need to wear a mini skirt. Ever.
by CoconutMuffin May 21, 2011
 
5.
FDL
Fat Dick Lover
Oh my God! she looks like a seal, she loves sex! fattie loves to suck dicks!
She's a FDL!!!!!!
by VelvetDancer October 27, 2009
 
6.
FDL
Fucking Douche Lord
That guy is such a douche! He stole my girl!
Mannn he's an FDL!
by MMFS11 January 18, 2011