pot luck

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ˌpot ˈluck British English, potluck American English /ˌpɒtˈlʌk◂ $ ˌpɑːt-/ noun  1  take pot luck a) CHOOSEto choose something without knowing very much about it, and hope that it will be what you want 碰运气 We hadn’t booked a hotel so we had to take pot luck. 我们没有预订酒店，所以只能碰运气。 b) EATto have a meal at someone’s home in which you eat whatever they have available, rather than food which has been specially bought for the occasion 〔在某人家里〕有什么吃什么 I’m not sure what there is in the fridge – you’ll have to take pot luck. 我不清楚冰箱里有什么——你只能有什么吃什么。2  [countable] American English a meal in which everyone who is invited brings something to eat 〔参加者各带食物拼成的〕百乐餐n Can you bring a salad? It’s a potluck.potluck meal/dinner etc a potluck supper at the church 在教堂举办的百乐晚餐

Examples from the Corpus

pot luck• Before farmers had to take pot luck over whether their ewes were pregnant.

ˌpot ˈluck nounLDOCE OnlineChineseSyllable  

choose something Corpus much knowing to very without

pot luck
ˌpot ˈluck British English, pot‧luck American English /ˌpɒtˈlʌk◂ $ ˌpɑːt-/ noun
1. take pot luck
  a. to choose something without knowing very much about it, and hope that it will be what you want:
    We hadn’t booked a hotel so we had to take pot luck.
  b. to have a meal at someone’s home in which you eat whatever they have available, rather than food which has been specially bought for the occasion:
    I’m not sure what there is in the fridge – you’ll have to take pot luck.
2. [countable] American English a meal in which everyone who is invited brings something to eat:
    Can you bring a salad? It’s a potluck.
    potluck meal/dinner etc
    a potluck supper at the church

●ˌpot ˈluckwhen you take pot luck, you choose sth or go somewhere without knowing very much about it, but hope that it will be good, pleasant, etc. 碰运气；撞大运◆It's pot luck whether you get good advice or not. 能不能得到好的指点那就全靠运气了。🔊◆You're welcome to stay to supper, but you'll have to take pot luck (= eat whatever is available). 欢迎你留下来吃晚饭，不过你得有什么就吃什么了。🔊  ➡  see also potluck