where you have lived out in the sticks so long that you have no knowledge of what goes on outside your own yard.
Brandon: dude, i don't even remember ever being here!
Tommy: bro! its the boondocks dimentia! you need to get out more often!
Tommy: bro! its the boondocks dimentia! you need to get out more often!
by taylorisamazing December 3, 2009

when you want to look up something on urban dictionary but forget what youre looking for cause everything else is so interesting
i wanted to see what a cum dumpster was but when somethin else came up i got urban dimentia..couldnt remember what i wanted to look up
by wogthedog February 10, 2015

by mtlmtlmtl August 11, 2022

The transition from 2D to 3D.
by Benmxd May 18, 2021

Ha ha, Donald Trump has dimentia...
by mtlmtlmtl August 11, 2022

When one leaves one room to enter another and once you enter the new room, you forget why you went there in the first place.
by YKWDD December 22, 2018

by Internet Safety Robot May 30, 2021
