pinch point

noun5

1. •
   A point in between moving and stationary parts of a machine where an individual's body part may become caught, leading to injury
2. •
   A bottleneck, part of a process that is too slow and causes a delay.
3. •
   A kerb extension, a traffic calming measure consisting of an angled narrowing of the roadway
4. •
   The level of inventories of a commodity or product below which consumers become concerned about security of supply
5. •
   Cuspidal point, a type of singular point on an algebraic surface