A scottish slang word that can either be used as an adjective or noun. When used as an adjective, it means a mistake or a mess up. When used as a noun, it means something/someone that never should have been born or created.
Adjective: "This problem on this test was a complete allzer!"
Noun: "Just got finished beating the crap out of that allzer on the swings"
Noun: "Just got finished beating the crap out of that allzer on the swings"
by The OTHER Detroit Guy February 10, 2015
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