1. bottleneck - Noun
2. bottleneck - Verb
the narrow part of a bottle near the top
a narrowing that reduces the flow through a channel
become narrow, like a bottleneck
slow down or impede by creating an obstruction
Source: WordNetPHP is rarely the bottleneck. Rasmus Lerdorf
You will launch many projects, but have time to finish only a few. So think, plan, develop, launch and tap good people to be responsible. Give them authority and hold them accountable. Trying to do too much yourself creates a bottleneck. Donald Rumsfeld
Don't be a bottleneck. If a matter is not a decision for the President or you, delegate it. Force responsibility down and out. Find problem areas, add structure and delegate. The pressure is to do the reverse. Resist it. Donald Rumsfeld
I stone got crazy when I saw somebody run down them strings with a bottleneck. My eyes lit up like a Christmas tree and I said that I had to learn. Muddy Waters
I'd seen how Imagineering worked when they were on their own, building prototypes and conceptual mockups-I knew that the real bottleneck was the constant review and revisions, the ever-fluctuating groupmind consensus of the ad-hoc that commissioned their work. Cory Doctorow
Right by the bridge, the road bottlenecks Source: Internet