doze off phrasal verbphr v SLEEPto go to sleep, especially when you did not intend to 〔尤指在无意的情况下〕睡着 SYN drop off, nod off I must have dozed off. 我一定是睡着了。
doze off• Sorry, I must have dozed off for a few minutes.• I was just beginning to doze off when the telephone rang.
→ doze off at doze(1)