thimgamagiger 

it is a form of early pre-bc doomish; means to have made a poopy in ones diapy. verb

DrDoom made a thimgamagiger.

thimgamagiger by God November 10, 2006

thingamajiger 

Used to refer to something which you can't remember the name of. Also used as thingamajig.

Can you get me that thingamajiger over there?
You just click on the thingymajiger in the upper left-hand corner.

(also somethimes used with "one" and/or "the" as in "the one thingamajiger".

thingamajiger by Josh L. J. April 5, 2008