loser

noun
1
a person who is defeated in a competition
بازنده, شکست‌خورده, مغلوب
2
a person who is regularly unsuccessful, especially when you have a low opinion of them
بازنده, شکست‌خورده
She's one of life's losers.
He's a born loser.
3
a person who suffers because of a particular action, decision, etc.
بازنده, شکست‌خورده, متضرر, زیان‌دیده
The real losers in all of this are the students.
If the teachers go on strike, the children are the ultimate losers.