1) Expressing a need to exit, an immediate need to leave.
2) A Jew sneeze
3) An evacuation of various bodily fluids
4) To ejaculate
1) "Hey, Tiffany's looking for you, you should scajewt before she sees you!"
2) "What's this yellow crud on your homework?"
"Sorry, that Goldstein Jew I sit next to in science scajewted all over everything
3) "Did you see the fight!? Jake got punched right in the face, blood everywhere, it just scajewtled right out of him!"
4) "Haven't masturbated this whole week, I'm about to scajewt all over the place, cumcity!"