Полный русско-английский словарь
Нареч.; разг. unbuttoned у него душа нараспашку перен. — he is frank-hearted, candid-hearted, open-hearted нареч. разг. unbuttoned; он носит пальто ~ he wears his coat unbuttoned, he does not button his coat; у него душа ~ he is open-hearted, he wears his heart upon his sleeve.