wringer(n = noun.artifact) - a clothes dryer consisting of two rollers between which the wet clothes are squeezed;
is a kind of clothes drier, clothes dryer
Derived form verb wring4
1. One who, or that which, wrings; hence, an extortioner. [1913 Webster]
2. A machine for pressing water out of anything, particularly from clothes after they have been washed. [1913 Webster]
wringer, n. a device for wringing water from washed clothes etc.