funnel

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A conical utensil having a small hole or narrow tube at the apex and used to channel the flow of a substance, as into a small-mouthed container.
• noun Something resembling this utensil in shape.
• noun A shaft, flue, or stack for ventilation or the passage of smoke, especially the smokestack of a ship or locomotive.
• intransitive verb To take the shape of a funnel.
• intransitive verb To move through or as if through a funnel.
• intransitive verb To cause to take the shape of a funnel.
• intransitive verb To cause to move through or as if through a funnel.

from The Century Dictionary.

• noun In the chambered cephalopods, the extension of the septum about the siphuncle.
• noun A hollow cone or conical vessel, usually of tin or other metal, with a tube issuing from its apex, used for conveying fluids into a vessel with a small opening; a filler.
• noun A passage for a fluid or vapor, as the shaft or channel of a chimney through which smoke ascends; specifically, in steamships and locomotives, an iron chimney for the boiler-furnaces; the smoke-stack.
• noun Nautical, a metal cylinder fitted on the topgallant- and royalmastheads of men-of-war, on which the eyes of the topgallant- and royal-rigging are fitted.
• noun In anatomy and biology, an infundibulum: as, the funnel of a cuttlefish.
• noun In the Rhizocarpæ, a space between the thick outer coats of the macrospore, into which the apical papilla projects.

from the GNU version of the Collaborative International Dictionary of English.

• noun A vessel of the shape of an inverted hollow cone, terminating below in a pipe, and used for conveying liquids or pourable solids into a vessel with a narrow opening; a tunnel.
• noun A passage or avenue for a fluid or flowing substance; specifically, a smoke flue or pipe; the iron chimney of a steamship or the like.
• noun (Mining) an apparatus for collecting finely crushed ore from water.
• noun (Naut.) one of the ropes or rods steadying a steamer's funnel.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A utensil 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.
• noun A passage or avenue for a fluid or flowing substance; specifically, a smoke flue or pipe; the chimney of a steamship or the like.
• verb To use a funnel.
• verb To proceed through a narrow gap or passageway akin to a funnel; to narrow or condense.
• verb transitive To direct (money or resources).

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun (nautical) smokestack consisting of a shaft for ventilation or the passage of smoke (especially the smokestack of a ship)
• noun a conical shape with a wider and a narrower opening at the two ends
• verb move or pour through a funnel
• noun a conically shaped utensil having a narrow tube at the small end; used to channel the flow of substances into a container with a small mouth