To drop; fall in drops.To flow in a small stream; trickle.To use a still; practise distillation.To let fall in drops; dispense by drops; hence, to shed or impart in small portions or degrees.To subject to the process of distillation; rectify; purify: as, to distil water.To obtain or extract by the process of distillation: as, to distil brandy from wine; to distil whisky.To use as a basis of distillation; extract the spirit or essence from: as, to distil grain or plants.To dissolve or melt.