1. whirler(n = noun.person) whirling dervish - a dervish whose actions include ecstatic dancing and whirling; Array
is a kind of dervish
Derived form verb whirl4
2. whirler(n = noun.artifact) Array - a revolving mechanism; Array
is a kind of mechanism
Derived form verb whirl4
One who, or that which, whirls. [1913 Webster]