To slow by causing a bottleneck.
To form a bottleneck.
The part of a process that is too slow or cumbersome.
In traffic, any narrowing of the road, especially resulting in a delay.
The narrow portion that forms the pouring spout of a bottle; the neck of a bottle.
To perform (a task) fast and efficiently.
To accelerate the progress of.
To perform the duties of an expediter.
Expeditious; quick; prompt.
Free of impediment; unimpeded.