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TL;DR

or TLDR, tl;dr, tldr

[ tee-el-dee-ahr, teel-deer ]
/ ˈtiˈɛlˈdiˈɑr, ˈtilˈdɪər /
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abbreviation
too long; didn't read:
  1. (used, especially online, to introduce a summary of a lengthy text.)
  2. (used as a comment, usually considered rude, on an online post, text message, etc., that is thought to be too lengthy.)
noun
a summary of a lengthy online post, text, article, etc. (often used attributively): I'll do a longer writeup on this game in the thread, but the TL;DR is that it's exciting but pretty violent.For people who don't have time for the whole thing, here is the tldr version.
QUIZ
THINGAMABOB OR THINGUMMY: CAN YOU DISTINGUISH BETWEEN THE US AND UK TERMS IN THIS QUIZ?
Do you know the difference between everyday US and UK terminology? Test yourself with this quiz on words that differ across the Atlantic.
Question 1 of 7
In the UK, COTTON CANDY is more commonly known as…

Origin of TL;DR

First recorded in 2000–05; from its use in digital communications
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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