1flow·er 
/ˈflawɚ/ noun
plural flow·ers /ˈflawɚ/ noun 1 [count] a : the part of a plant that is often brightly colored, that usually lasts a short time, and from which the seed or fruit develops
▪ The plant is known for its large white flowers. [=blossoms] ▪ The tree came into flower early this year. [=the flowers on the tree bloomed early this year] ▪ The bushes should be in flower soon. [=the flowers should be blooming soon] ▪ These plants are very fragrant when they are in (full) flower. — sometimes used figuratively. ▪ His interest in history came into flower [=developed] while he was just a boy. ▪ She entered the movement after it was in full flower. [=after it was fully developed] — see color picture
b : a small plant that is grown for its beautiful flowers
▪ We planted flowers in the garden. ▪ Flowers line the walkway. ▪ a flower garden
c : a cut stem of a plant with its flower
▪ He sent her a bouquet of flowers. ▪ He wore a single flower in his lapel. 2 [singular] literary : the best part of something — used in the phrase the flower of ▪ The flower of a generation was lost in that war. [=the best members of a generation died in that war] ▪ He wrote his best works while in the flower of his youth. [=when he was young]
▪ The plant is known for its large white flowers. [=blossoms] ▪ The tree came into flower early this year. [=the flowers on the tree bloomed early this year] ▪ The bushes should be in flower soon. [=the flowers should be blooming soon] ▪ These plants are very fragrant when they are in (full) flower. — sometimes used figuratively. ▪ His interest in history came into flower [=developed] while he was just a boy. ▪ She entered the movement after it was in full flower. [=after it was fully developed] — see color picture
b : a small plant that is grown for its beautiful flowers
▪ We planted flowers in the garden. ▪ Flowers line the walkway. ▪ a flower garden
c : a cut stem of a plant with its flower
▪ He sent her a bouquet of flowers. ▪ He wore a single flower in his lapel.
