Pronunciation: (bot'l-nek"),[key] —n. 1. a narrow entrance or passageway.
2. a place or stage in a process at which progress is impeded.
3. Also called slide guitar. a method of guitar playing that produces a gliding sound by pressing a metal bar or glass tube against the strings.
—v.t. to hamper or confine by or as if by a bottleneck.
—v.i. to become hindered by or as if by a bottleneck.