1. let saliva flow from the mouth
Usage: past tense of drool
2. showed excessive desire or enthusiasm for something
Usage: informal; often followed by ‘over’

Examples

• The baby drooled on her bib during feeding time.
• The dog drooled when it saw the steak.
• He drooled over the new sports car in the showroom.
• She drooled at the thought of chocolate cake.
• The toddler drooled while sleeping in his car seat.
• Fans drooled over the celebrity’s latest photos.