(1) Meaning shut up, be quiet, pipe down.
(2) your opinion is unimportant or wrong
"I think coronavirus is a hoax."
" Lid, stupid Trumpie."

I really need these yt folx to put a lid on it.
by DMolly November 2, 2020
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Wow the lid is really on Nat and Marcus these days. Yeah they’ve been lidded.
by Dustyishot August 22, 2018
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Liverpool scally (or 'chav') slang for a male person. Replaces 'lad' or 'mate'.
"Aright lid", "nows der lid", "got a spare ciggy der lid?".
by nowsderlid March 25, 2008
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a hat or something you put on your head
sane person: i got my new red sox lid yesterday

idiot: i like my yankee lid better
by G-ray August 7, 2005
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A person who doesn't invite one of their best friends to their party.
A lid is a shitheaded babyface.
by Patrick Gregory May 15, 2003
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LID often used in technology vertical, means; Lazy Incompetent Developer
Tony is such a LID, it took him 3 days to code a simple report and then he didn't even bother to validate the report met the requirements, so now I have to fix the issues.
by MyCrankyPants April 19, 2016
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