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1. ACAB (A.C.A.B).
All Coppers Are Bastards / All Cops Are Bastards.
Origionally used by strikers in the UK, spread to prison inmates who often tattoo'd ACAB on themselves.

In the 70's became popular in the punk/oi scenes after the band 4-Skins used it as the title for a song.

Alternative defenitions are often used to avoid getting in trouble when quized on its mening, for example a march in germany had a banner proclaiming All Communists Are Beautiful.

2. ACAB - Anti Cuts Action Bristol, a local campaigning group fighting against austerity cuts and their root causes; capitalism and hierarchy.

3. Association of Community Access Broadcasters, a group of New Zealand community radio stations.
I'll sing you a song it won't take long, all coppers are bastards.

ACAB - Not from a bunch of white power twats, not from california.
by Always Anonomous December 22, 2010
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Jul 22 Word of the Day
Short for ultimate bias. Typically used by fangirls and fanboys to describe their favourite celebrity amongst the many that they are fans of.
G-Dragon is my ult
by Uglycat February 19, 2017
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3
All Cops Are Bastards
That cop pepper sprayed those peaceful demonstrators. Man, ACAB!
by Appleicious November 23, 2011
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5
A word or phrase used by angry white teens when they get caught doing a 70 in a 55
Bruh he really pulled us over, ACAB for real.
by Redditor93 October 19, 2020
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