The policeman called for 'backup' [=called for other police to come and help him] because the suspect was carrying a gun.
There was a traffic 'backup' [=('Brit') 'tailback'] for miles on the road because of the accident.
His role on the team is to be a 'backup' to the regular quarterback.
(..) This is for you. That cable is history. Man: Dude, we just lost the main junction box. Man #: Well, switch to the backup router. Man #: I can't. There's nothing there. The whole line's completely dead. Should we call Tolley? Not unless you want (..)2002 Shark Attack 3: Megalodon
(..) Tell him to go out and check the cable. In the meantime, I want you code monkeys to figure out a way to make the backup system work properly. That's what I pay you for. Fuck! Tolley isn't happy? Assholes are (..)2002 Shark Attack 3: Megalodon