pony keg

noun

(US) A container for beer holding 7.75 US gallons, equal to half the size of a standard beer keg.

I bought a pony keg for the party.

意味（1）

(US) A container for beer holding 7.75 US gallons, equal to half the size of a standard beer keg.

Depending on the crowd, a keg or pony keg may be the way to go. […] For fewer than 20 guests, consider a pony keg, which serves 80 drinks.