snowball

noun
1
a ball that you make out of snow to throw at somebody/something in a game
گلوله برفی, توپ برفی
2
a situation that develops more and more quickly as it continues
وضعیت فزاینده, روند فزاینده, جریان تصاعدی
All this publicity has had a snowball effect on the sales of their latest album.
3
a drink that is a mixture of lemonade and a liqueur(= a strong, sweet alcoholic drink) made with eggs
اسنوبال
verb
1
if a problem, a plan, an activity, etc. snowballs, it quickly becomes much bigger, more serious, more important, etc.
به سرعت بزرگ شدن, وخیم‌تر شدن, به سرعت وخیم شدن, گسترش یافتن, تشدید یافتن