Boxed cereal that has already been opened and sold by third party distributors (like ebay). Often contaminated during transportation, usually by urine or other waste products.
Found used Cheerios on ebay for $1.99 instead of $8.99 new, but it tasted like Cheerios and piss....
by Billiam 69 January 7, 2024
 Get the Used Cheeriosmug.
Get the Used Cheeriosmug. by JeffyFanatic5000 April 19, 2021
 Get the Cheeriosmug.
Get the Cheeriosmug. A person who enthusiastically supports systems or policies that benefit nepo babies, despite having no such advantages themselves.
by බamen June 29, 2025
 Get the nepo-cheeriomug.
Get the nepo-cheeriomug. by Blight 420 July 2, 2021
 Get the Honey nut cheeriomug.
Get the Honey nut cheeriomug. by impossibl3lyfe September 21, 2015
 Get the cheerio twiniosmug.
Get the cheerio twiniosmug. by Friend 166 January 3, 2019
 Get the Cheeriomug.
Get the Cheeriomug. 