expression
taking whatever one can get; being greedy
Proverbial expression: even in summer, one accepts a padded silk sleeve (小袖) when it is given, implying a greedy willingness to take anything offered. The literal image is of accepting a warm garment out of season.
「戴くものは夏も小袖」という諺がある。
There is a proverb: 'Accepting a padded silk sleeve even in summer.'
彼は戴くものは夏も小袖で、どんな贈り物でも喜んで受け取る。
He is the type who takes whatever he can get, gladly accepting any gift.
欲張り is a common noun/adjective for 'greedy' or 'greed', while 戴くものは夏も小袖 is a rare proverbial expression emphasizing the act of accepting anything offered.
A traditional Japanese proverb. The exact origin is uncertain, but it reflects a cultural attitude toward accepting gifts without hesitation.