Definitions
1.NounThe narrow portion that forms the pouring spout of a bottle; the neck of a bottle.
A portion of a bottleneck placed on the finger and used as a guitar slide.
2.NounA portion of a bottleneck placed on the finger and used as a guitar slide.
3.NounIn traffic, any narrowing of the road, especially resulting in a delay.
4.NounThe part of a process that is too slow or cumbersome."It is easy to create entries; processing the paperwork is the bottleneck.; The bottleneck in this computer program is the inefficient sorting process; we should replace it with a faster one."
5.VerbTo slow by causing a bottleneck."The merge bottlenecked the traffic every morning."
6.VerbTo form a bottleneck."The traffic bottlenecked at the merge every morning."