°A
vessel of the shape of an inverted
hollow cone, terminating below in a
pipe, and used for conveying liquids etc. into a close vessel; a tunnel.
°A passage or avenue for a fluid or flowing substance; specifically, a smoke flue or pipe; the
chimney of a steamship or the like.
°To proceed through a
narrow gap or passageway akin to a funnel; to narrow or
condense.
"Expect delays where the traffic funnels down to one lane."