The phrase "bottle neck" refers to a situation where something is slowing down or blocking the progress of a process or system. It's like when liquid gets stuck in the neck of a bottle, preventing it from flowing smoothly. Full definition
Thanks to only 4 parts, rounded corners and wide bottle neck this baby bottle is very easy to be cleaned. (thankyourbaby.com)
Such modularity would also allow for the inclusion of batch processes such as high pressure processing and optimised blast freezing; desirable processes that typically create bottle necks in continuous production environments. (steaminfusion.oalgroup.com)
While defense games can get more difficult once your opponent chooses to stack turrets around bottle necks, team communication is king. (mmogames.com)