The visible part of a tornado (ignoring a debris cloud), or as an all inclusive term including funnel cloud aloft, is known as a condensation funnel.

A funnel is a conical device for channelling fluids or other substances into narrow openings.

Funnel cake is a fried batter desert.

The chimney of a ship is often called a funnel.

A funnel cloud (aloft) is a quickly rotating column of air usually below a cumulonimbus cloud but more generally under a cumiliform cloud which does not produce fast winds at the surface

A major series of interchanges in the Dallas-Fort Worth Metroplex, located near Dallas-Fort Worth International Airport, is locally referred to as the Funnel.