Quack is a word that can mean many things. It is the sound a duck makes, it can be an insult, & it can be a punch line.
Duck: quack
Angry human: what a quack!
Funny human: your just quacking me up!
by NoodleQuack February 18, 2018
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1. verb, to quack.
To talk crap.
2. verb, to quack.
To talk really fast so that only people on the same wave length or with special hearing aids can hear you.
1. What was Dr Mallet quacking about in Physics?
2. Jeez did you hear Laura quacking? Swear I don't understand a word she says.
by AJ_legend February 20, 2008
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1) you just got screwed, or something really bad just happened
2) you just got massively shut down/disgraced
3) you're whipped and your girlfriend's pulling your chain
holy shit, you just got quacked, G.
by qmacks September 24, 2003
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To be a weird, gross, ugly child. This person is usually described as being irritating and straight ugly.
Dylan, stop being such a quack.
Dylan, your annoying me, you’re a quack.
by Jco1015 November 11, 2018
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When a girl choaks on your dick and she sounds like a duck
I remembered how she quacked last night suckin my dick.
by SoloCommando September 02, 2019
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(v) To reserve for future use, esp. a seat. "Give me my seat - I quacked it 5 minutes ago!"

(n) An agreement that a person has Quacked. "Jason's quack is still in effect for another three minutes."
by tenfour October 25, 2003
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When quacked.co.uk links to a website sending them more traffic and website hits they can handle.
Holy shit dude your site just got quacked and is down!
by Stephen Barnes December 28, 2005
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