look up any word, like ratchet:
 
1.
rude loutish person who blocks one's way or prevents or hinders progress

noun

Yob + Obstacle
Yob UK slang - thuggish young male or Yobbo Australian slang - obnoxious, loud, ill-mannered Australian
"It took ages to disembark because a yobstacle made a fuss about not being able to find his duty free bags".
by Brisliz May 27, 2013