drowsy
- Feeling sleepy and lethargic; inclined to sleep. adjectiveAfter the long meeting, she felt drowsy and needed a nap.The warm sun made him feel drowsy as he lay on the beach.
- Inducing sleepiness or lethargy. adjectiveThe drowsy effect of the medication made it difficult for him to concentrate.The drowsy hum of the car engine lulled the passengers to sleep.