Loserbeam
A loserbeam is someone who is such a drastic loser that anyone who witnesses them cringes and feels horrible for them. People can only qualify as being a loserbeam if they mistake people's mockery for appreciation and therefore think they are cool.
Tom: "Do you get that sickly cringe feeling when you look at Seymour?"
Tim: "Yeah everyone does, he's a loserbeam."
Tim: "Yeah everyone does, he's a loserbeam."