9/11ing

1. To ruin or undermine
2. Something so horrible, it can only be compared to 9/11

1. "MOM! You 9/11ed my sandwich!"
2. "Bongo keeps on pissing on the kids. He's totally the 9/11 of party clowns."
3. "I was having a great day, until Brandon started 9/11ing it."

by TheNoogie April 17, 2014

9/11ing

When 20 Arab extremists explode in your bush.

Man last night was crazy, started at Brielle’s birthday party and ended up 9/11ing #missionaccomplished

by John Stamos420 February 15, 2019

9/11ing

When one guy has his penis erect straight up and another guy flies his dick like an airplane into the other guys dick.

Guy: We totally 9/11ed last night.
~~~
Guy: We should try 9/11ing.

by TrentonPottruff November 22, 2016

9/11ing

When two guy stick their dicks straight up and another guy runs into them with his penis

What are you gonna do to us step bro?

I’m 9/11ing you.

by DJVenus February 12, 2021