september 10th

utter unawareness that tomorrow may bring a calamity.

If you work at the World Trade Center, and its September 10th, don't go to work tomorrow.

by Mojo Mojowitz September 11, 2005

september 10th

the day before september eleventh

wtf..dude! today is september 10th the day before 9/11 not 420!!

by booboochickenfoo September 10, 2005

september 10th

Out of fashion, not "up-to-date," a reflection of time past. Started by High School students in late 2001, early 2002.

Look at those clothes! Bellbottoms? They are *so* September 10th!

by Ed B September 10, 2005

September 10th

National don’t give a fuck day, Only answer with i don’t give a fuck.

September 10th definition-

your school bully: Ima beat you the hell up.

You: I don’t give 2 fucks.

by i steal bagels 😤💕 October 19, 2019

September 10th

National Give Lundan your sisters number day, specifically those who are volleyball managers in Harmony Science Academy

“Mariam yo sister is hot. Hey it’s also September 10th, National Give Lundan her number day! ”

Jovany: Hey Mariam what’s your sister’s number
Your response should always be a “mf that’s for lundan”

by imdefnotlundan September 06, 2021

September 10th

National guilt trip mom day

Mom- “I didn’t realize this was national guilt trip mom day”

Me-“ofc it’s September 10th”

by Bcrjdien September 11, 2020

september 10th

unimportant; trivial. how the events that happened on 9/10/01 compared to the events that happened on 9/11/01.

man, why do you care if she doesn't have an orgasm? that's so september 10th.

by whodey June 14, 2004