a narrow place in a road where traffic is apt to be congested [n -S] / to slow down or impede by creating an obstruction [v BOTTLENECKED, BOTTLENECKING, BOTTLENECKS]
The neck or mouth of a bottle
A point of congestion or blockage, in particular
A narrow section of road or a junction that impedes traffic flow
A situation that causes delay in a process or system
A device shaped like the neck of a bottle, worn on a guitarist's finger to produce special sound effects
The style of guitar playing that uses such a device