whirler n a dervish whose actions include ecstatic dancing and whirling n a revolving mechanism Usage(s) Ben Joe first hit the novelty big time last year with their Atomic Whirler hats beanies with two or three pinwheels fastened on top. He worked 16-hour days, borrowed whirler cranes and other machinery from Grand Coulee, pounded between California and Washington commuter-fashion. Synonym(s) whirling dervish