4 definitions by lmao:))))))))

Aurora, Colorado

A nickname for the city most often used on social media. Instead of saying "Aurora" or "303" people will often say "ACO." as a shortened abbreviation. Similar to "NYC", or "HTX".
Im gonna go to the ACO tomorrow to see some friends.
by lmao:)))))))) March 14, 2020
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slang used in northern california and denver/aurora colorado meaning "pull up" or "fuck with it" (on instagram)
tap in to my party bruh.

ayo i just posted this pic on ig, tap in.
by lmao:)))))))) October 13, 2019
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a city east of denver known for its 2012 theater shooting and other things. aurora is a diverse half suburb half ghetto city. the big suburban houses with white people are in south aurora and the ghetto "hood" houses with black and mexican people are in north aurora. the city has the highest percentage of african americans in the state of colorado. aurora is known around colorado as "denvers little cousin". the city doesnt have shit to do except try not to get robbed or shot at the aurora mall.
my friend is throwing a jugg at his house in aurora colorado. when he said it was in aurora i declined because all the juggs in aurora get shot up.
by lmao:)))))))) October 13, 2019
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the area code for the denver/aurora/lakewood/colorado springs area
im from the 303
by lmao:)))))))) October 13, 2019
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