brain blip 

When performing a perfunctory task, you suddenly
realize you can't recall if you did it or not! Or you
find yourself somewhere and cannot recall how or why
you got there.

He found himself looking into the refrigerator but couldn't
recall how or why he got there; surely it was a brain blip!

brain blip by Pamelot July 20, 2010

brainslip 

what happens when you're trying to think about something, but you're brain either
a) just won't engage, or

b) does engage, but won't provide any traction for your thoughts

Steve - Hey Bob, what's the ... uhhh ...
Bob - Out with it dude.
Steve - Dunno man. Total brainslip.

-----------------------------------

Joanne - Hey Suzie, how's your term paper coming along?
Suzie - Its not. I can sit for hours and think about it, but I just get total brainslip
Joanne - Haha ... just like the clutch in your old Datsun used to slip after you ground the gears out learning to drive.
Suzie - (moans) Oh, its worse than that!!

brainslip by karbyn February 11, 2010