An act of whirling.

“She gave the top a whirl and it spun across the floor.”

Something that whirls.

A confused tumult.

To rotate, revolve, spin or turn rapidly.

“The dancer whirled across the stage, stopped, and whirled around to face the audience.”

To have a sensation of spinning or reeling.

“My head is whirling after all that drink.”

To make something or someone whirl.

“The dancer whirled his partner round on her toes.”