A person or thing that is helpless, inefficient, or disabled.
An elected official who has lost the recent election or is not eligible for reelection and is marking time until leaving office.
A person who is frequently unsuccessful in life.
A person convicted of a crime, especially more than once.
One who or that which loses something, such as extra weight, car keys, etc.
A person who loses; one who fails to win or thrive.
A losing proposition, one that is likely to lose or already has lost (such as a losing bet or, analogously, a predictably fruitless task or errand).
Something of poor quality.
A contemptible or unfashionable person.