DL 

abreviation for "down low".

I'm having an incredibly awesome party this weekend but keep it on the DL.

DL by Katrina April 2, 2005

DL 

Down low. Like, psst don't tell anyone!

kid #1: Did you know that your grandad has 4 girlfriends?
kid #2: Yeah, but we're not supposed to know so keep on the DL.

DL by Shush September 18, 2005

DL 

A shortened term for "Download". Also there are DL's, DLing, and DL'd. Some refer to it as d/l.

"I need something to DL."

DL by Felicia January 31, 2003

DL 

n. Disabled List. From sports lingo.

Jason Giambi is on the DL after Steinbrenner kicked his ASS for getting off the 'roids.

DL by fizzle April 2, 2004

DL 

Initials of David Letterman, used by announcer of his show, Alan Kalter (tv's Uncle Jerry) when he implies his "street talk" into segments of the show.

"Thank ya very much, DL."

DL by defgtyu August 10, 2006

DL 

DL (devastating loss) - any situation or event ends miserably. A major loss or defeat.

Antonym - CV (clutch victory)

"Your favorite basketball team lost by 1 point? Major DL."
"I'm really sorry about that DL!"

DL by zhangerz7 February 14, 2009

DL 

direct level , between you and me , also means were on the same level

you on the dl wit me

DL by secret November 25, 2004