base 13

A nonstandard numeral system That uses the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, X, E and T. and so 10 would equal 13 in this numeral system.

What do you get if you multiply six by nine? forty-two.

by Adeadlyliquid October 18, 2004

pg-13

One rating less than R.

Jack didn't get to go all the way to R with Jill, but he got pg-13 .

by UrbanLegends101 April 2, 2015

13-69

Used in army, and more commonly in the polive forces 13-69 is intended to sound, to a civilian, like technical jargon from police/army codes. 13-69 is actually a low-blow insult meaning unlucky cock-sucker. 13 being unlucky, and 69 being an obvious sexual posion. 69

"aw man, my wife kicked me out last night, can i stay at your place?"
"No way! it ain't my fault you're a 13-69"

by VisualShock September 3, 2006

November 13

Stop adding stuff to this, it’s gay

November 13 : “ dAy oF bEiNg a cUTiE “

Stop... just stop

by Change_disurgay October 21, 2019

13 delta

13 Delta, all American whoop asses.

Nuff said.

by Dave January 16, 2003

Dec 13

today is dec 13

Friend1:What day is it?
Friend2:Dec 13

by isnskwg December 13, 2019

11:13

when you take too long to post your shitty 11:11 pic on snapchat.

"oh no! its 11:13 guess my stupid wish wont come true." (defecates)

by TheGusBus February 22, 2018