loser

A person who loses; one who fails to win or thrive.

In a two-horse race there is always one winner and one loser.

He was always a good loser.

Something of poor quality.

A person who is frequently unsuccessful in life.

That guy is a born loser!

I'm a constant loser in love.

A contemptible or unfashionable person.

Mike didn't work but insisted that Jewell have a job. He would stay home and do whatever — smoke pot, screw around. He was a total loser, and she picked up the slack. That's around the time that Mom met her soon-to-be-next husband. He immediately moved in. He was a loser, too, with the same work ethic Mike had.

One who or that which loses something, such as extra weight, car keys, etc.

Another way to speed search (in general) is to order or bias the hypothesis space based on some heuristic. Suppose you are a habitual car key loser and that you keep track of where your keys turn up after each search.

But a West German reporting a lost passport in East Berlin during the years of the Wall was treated to a criminal investigation, with the passport loser as the potential criminal.

A surname from German.