The narrow portion that forms the pouring spout of a bottle; the neck of a bottle.
The part of a process that is too slow or cumbersome.
In traffic, any narrowing of the road, especially resulting in a delay.
To slow by causing a bottleneck.
To form a bottleneck.
The inhalation of a lungful of smoke from a cigarette.
A partial refund of an import fee, as when goods are re-exported from the country that collected the fee.
A disadvantage; something that detracts or takes away.