noun
family-size
Describes products, portions, or packages intended for a family rather than an individual.
このピザはファミリーサイズで、4人分あります。
This pizza is family-size and serves four people.
ファミリーサイズの洗剤を買うとお得です。
Buying family-size detergent is a good deal.
Loanword from English 'family size'.