hold-up (hold-ups plural )
1 n-count A hold-up is a situation in which someone is threatened with a weapon in order to make them hand over money or valuables.
2 n-count A hold-up is something which causes a delay.
3 n-count A hold-up is the stopping or very slow movement of traffic, sometimes caused by an accident which happened earlier.
They arrived late due to a motorway hold-up.