Tl;Dr 

Too long ; Didn't read.

Any over wordy thread or long drawn out story that people don't want to really read, but reply to anyway.

Also a form of trolling or humorous reply telling some one to get to the point.

Tl;Dr by D. ESPI March 12, 2003

tl;dv 

A) "Too long; didn't view", meaning a video, meeting recording, or any video that is very lengthy, and whoever used the phrase didn't even view it for that reason.

B) Also used by as a term for annotated videos that provide chaptermarks within the video to show what's important in the video. YouTube is increasingly implementing this in their Google Indexing, There is even a software company going by the name tl;dv, which helps employees summarize their virtual meetings with chaptermarks.
a)

Girl A: Did you watch that YouTube clip I shared with you last week?

Guy B: No, tl;dv.

___

Employee A: Since you couldn't attend that meeting, did you at least catch-up with the recording of the meeting?
Employee B: 'Hey sorry, tl;dv'

tl;dv by Street_Poet June 3, 2020

tl:dr 

Forum lingo for "Too long: didn't read."

Post: "Blah blah blah blah... blah blah blah."

Reply: "tl:dr"

tl:dr by Jimbob October 12, 2004

tl, dr 

too long, didn't read
most often used in forums, when someone writs a really long post

tl, dr. that was a freaking essay.

tl, dr by Carmen March 23, 2004

TL-DR 

A very complicated acronym
Its definition is so long no one reads it

"Did you find out the definition of TL-DR?"
"Too long. Didn't read."

TL-DR by Michail Borisovič Rusakov August 1, 2019

TL;AF 

too late;already fapped

Cred to: Stevie068 and bluelph24

It is so hot today that when my Gf got in her car a penny branded her ass

Spoiler alert: OP has no girlfriend and picture is of his bare ass.

TL;AF

TL;AF by theboneycrony August 29, 2011

tl/dr

Thought to have originated on TOTSE this is a common reply to a very long post. It means Too long/Didn't read.

Person 1: Here is my thought on the meaning of life...(Goes on for another 1000 words]

Person 2: tl/dr

tl/dr by Vickylala May 21, 2006