jalabast is a serpent. He's good for the enemy team, he throws games so hard that he drops 0s and even negative numbers per game and his only purpose of living is to make it a living hell for his teammates.
Teammate: Dude you dropped 0 kills you're actually a jalabast.
Teammate: Dude I died because you body blocked me. You're are acting like a jalabast right now.
The practice of male and female solo or mutual masturbation following hand contact with hot peppers, chillies or jalapeños. The residue from the food in contact with the persons genital's generates a burning sensation that some find painful and pleasurable in the same measure.
It's an Uzbek swear word often used by aggressive and disappointed Uzbeks during an uncomfortable situation. Also, the word that is translated into English is called "condom".
JALAB (but in an aggressive form)
*driver 1 accidentally crashes his car into driver 2*
Driver 2: *Gets out of his car very angrily* "Hey! Are you JALAB!? Watch where you're going asshole!
Driver 1: I'm sorry man! It was just an accident!
JALAB (but in translated form for "condom")
Friend 1: Hey man, always wear a JALAB before sex