wipe out

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++wipe out  → wipe out at wipe1(PHRASAL VERB)

wipe out  

wipe out
wipe out phrasal verb (see also wipe)
1. wipe something ↔ out to destroy, remove, or get rid of something completely:
    Whole villages were wiped out by the floods.
    Nothing could wipe out his bitter memories of the past.
2. wipe somebody ↔ out informal to make you feel extremely tired:
    The heat had wiped us out. ⇨ wiped out
3. American English to fall or hit another object when driving a car, riding a bicycle etc

●ˌwipe ˈout(informal) to fall over, especially when you are doing a sport such as skiing or surfing （尤指做滑雪或冲浪等体育运动时）跌倒，翻跌下来