Etymology From earlier drule, apparently a corruption of drivel (compare snool from snivel). Compare also Middle English drullen (“to stagger, drool”), Dutch druilen (“to be listless, snooze”).
1
Ambitransitive To secrete saliva, especially in anticipation of food.
2
Ambitransitive To secrete any substance in a similar way.
Etymology From earlier drule, apparently a corruption of drivel (compare snool from snivel). Compare also Middle English drullen (“to stagger, drool”), Dutch druilen (“to be listless, snooze”).