by Quack Quack Wonder Woman  November 1, 2019
 Get the December 13thmug.
Get the December 13thmug. by Mah732 December 11, 2019
 Get the December 13thmug.
Get the December 13thmug. by typical_addri November 13, 2019
 Get the December 13thmug.
Get the December 13thmug. Girl 1: Hey its December 13th! *kiss*
Girl 2: ? What was that for??
Girl 1: Search December 13th on urban dictionary to find out!
Girl 2: ? What was that for??
Girl 1: Search December 13th on urban dictionary to find out!
by ` ` || •~ Izzy~• || ` `  October 3, 2021
 Get the December 13thmug.
Get the December 13thmug. by dontkickme December 10, 2021
 Get the December 13thmug.
Get the December 13thmug. Both males and females possess mammary glands. On this day the females attempt to milk their partners in order to commemorate the evolutionary destiny of our species.
Sonia: Paul! My nipples are worn and tired. For once my teets may rest in peace as it is December 13th and I will caress your manly mammary glands in my palm.
Paul: *facepalm*
Paul: *facepalm*
by Paul'sHOTteets March 19, 2010
 Get the December 13thmug.
Get the December 13thmug. by Hajdjebwhdjrnshuxkdnei December 6, 2019
 Get the December 13thmug.
Get the December 13thmug.