funnel cloud

About 0.02 uses per million words.

Meaning

1. noun A tapering, rapidly rotating cloud descending from a larger storm cloud, indicating the presence of an intense vortex, which potentially becomes a tornado if it reaches the ground.

   When we saw the funnel cloud, we headed for the basement.

Similar words

funnel fumulus funnelling floccus stormfront tufan tiffoon funnel mark anafront tuffoon

Word family

funnel clouds