Funnel (Concurrent computing) definition

(1) (nautical) smokestack consisting of a shaft for ventilation or the passage of smoke (especially the smokestack of a ship)

(2) 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

(3) A conical shape with a wider and a narrower opening at the two ends

(4) Move or pour through a funnel

"Funnel the liquid into the small bottle"