0 a large metal container for beer, usually holding 32 fluid ounces, that can be filled and then sealed (= closed) by machine:
The crowler won't leak in your bag or break on your bus ride home.
A crowler is a giant 32oz. can which can be filled with any of our beers fresh from the tap room and then sealed to maintain that freshness before consumption.
Crowlers are perfect for camping, fishing, concerts, picnics, and other outdoor activities.
