Английский словарь американских идиом - catch one's death of

or take one's death of {v. phr.}, {informal} To become very ill with (a cold, pneumonia, flu). * /Johnny fell in the icy water and almost took his death of cold./ Sometimes used in the short form "catch your death." * /"Johnny! Come right in here and put your coat and hat on. You'll catch your death!"/