lotstein 

1. a thoughtless, ditzy person

2. a carefree, airheaded individual.

Britney Spears is such a lotstein.

lotstein by bread infection November 29, 2009

lolstein 

When a person of the Jewish faith, or one who appears to be of the Jewish faith, laughs.

"One time my I was on a motorcycle and my earlocks began to flap in the wind!"

(Lolsteins) "Hahahahahha that must have been hilarious."
_

Dude, that rabbi totally lolsteined when I told him the story about that Palestinian hooker.

lolstein by Don'tFearTheReaper October 8, 2008