Wiktionary
n. A point at which traffic or other movement can easily become blocked.
WordNet
n. a narrowing that reduces the flow through a channel [syn: constriction, bottleneck]
a point of congestion or blockage; "the bridge is always a chokepoint at rush hour"
Usage examples of "chokepoint".
Let it all get past this chokepoint, follow it over the bridge, then overtake the more vulnerable sections and join up with the dockworkers for the final potential flashpoint.
The alley narrowed ahead to the chokepoint known as Twistface Passage.
The hubs scraped a few times as they passed through the chokepoint, but then, with a swearing Stonny and a grinning Harllo ducking beneath sodden clothes hanging from a line, they were clear and into the square beyond.
You'll reach chokepoint and jeopardize the whole mission if you make us wait.
Before the soldiers could get carried away chasing them, the Old Man headed south again, declaring, “We have bridges to capture and chokepoints to clear.
They did not ignore the fact that such a dependence on a single transportation modality could make them vulnerable to attack, and so at every potential chokepoint, like river crossings, they'd used the ample labor force of their country to build multiple bridges, all of heavily-built rebarred concrete abutments.