first lady noun
plural ∼ ladies [count] 1 or First Lady : the wife of the U.S. president
▪ The President and the First Lady attended the concert. 2 : a woman who has great importance, influence, or success in a specified activity or profession
▪ the first lady of American dance
▪ The President and the First Lady attended the concert.
▪ the first lady of American dance
