A group of people, totally wrong for their tasks.
Born in sport environment, can be referred to work or to family context... .
The nightmare team can turn every simple job in a nightmare, every simple match in a disaster.
They will never reach the target, ever.
Frank:- The boss decide to give AST job to Mark, Daniel and Frederick.
Mary:- Oh shit! Such a nigthmare team! Another customer lost... !
2) At playground
Player 1:- The coach will call all old players for the tommorow's match.
Player 2:- Oh, those people quit 10 years ago...
Player 1:- Yes, right... It will be a nightmare team...