also: ドキュソ
noun
dumb-ass; person lacking common sense
Derogatory internet slang for someone who is clueless, ignorant, or lacks basic knowledge. Often used on forums and social media.
あの書き込み、完全にＤＱＮだろ。
That post is totally from a dumb-ass.
ＤＱＮな行動で周りに迷惑をかける。
He causes trouble with his clueless behavior.
noun
delinquent; violent person; rough-looking person
Slang for someone who looks or acts like a thug or delinquent. Can refer to appearance or behavior.
夜の公園にＤＱＮがたむろしてて怖かった。
There were some rough-looking guys hanging out in the park at night, and it was scary.
Kana spelling; common in casual writing.
Irregular kana variant; it has irregular kana usage.
ヤンキー refers specifically to a juvenile delinquent subculture, often with a distinct fashion style. ＤＱＮ is broader, covering any clueless or thuggish person, and is more derogatory.
バカ is a general insult for 'fool' or 'idiot'. ＤＱＮ carries a stronger nuance of lacking common sense or being socially inept, and is more internet-slang oriented.
Originated from a 1990s Japanese TV show segment where the host referred to a participant as 'DQN' (ドキュン), an onomatopoeic representation of a gunshot sound, implying the person was brainless. The term spread on the internet as derogatory slang.