Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

drift off

phrasal verb with drift
 
 
/drɪft/ verb [I usually + adv/prep]

Definition

C2 to gradually start to sleep: I couldn't help drifting off in the middle of that lecture - it was so boring!Sleep and sleeping
(Definition of drift off from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of drift off