The second uno reverse is meant to counter an uno reverse, thereby breaking quantum physics laws, ending the world as we know it.
Brad: ur mom is fat
Lawrence: uno reverse
Brad: Second uno reverse
Lawrence: *dies from laws of quantum physics being broken*
Lawrence: uno reverse
Brad: Second uno reverse
Lawrence: *dies from laws of quantum physics being broken*
by Hazodaki October 2, 2022

To pour your milk first when making a bowl of cereal. This is usually how to tell someone is an undercover cop or civilian informant.
by CerealBeforeMilk May 19, 2018

When used it refers to a major question about who the person should ask to the prom or other social event, or to all major questions in a relation ship but marriage which is the "Biggest Question" The phrase is generally used by guys in reference to girls but can be used by girls
by zkilling April 2, 2011

<.7.9.7.6.>Interruption Artistry starts At 9.26 Seconds 5 Minutes, Do Not Fuse Return Of Investment, Monetary Wise & Time Lapses, Start Interrupting<.7.9.7.6.>
<.7.9.7.6.>Interruption Artistry starts At 9.26 Seconds 5 Minutes, Do Not Fuse Return Of Investment, Monetary Wise & Time Lapses, Start Interrupting<.7.9.7.6.>
by IPromiseToDoWhatIPromised May 27, 2025

Living being that has zero parents, zero grandparents and six great-grandparents in common with other living beings.
triple-second-cousin.
by Simaduria July 26, 2024

by The second tragedy of 9/11 September 11, 2025

Man, I just found out that my second cousin isn’t my second cousin. She’s my step second cousin cause she’s not blood related to me.
by AntiCircumcisionMan November 7, 2020
