the time of one's life

the time of (one's) life

An extremely fun, exciting, or enjoyable time (doing something). I traveled to France for the first time last summer, and I had the time of my life! A: "Did the kids enjoy the circus?" B: "Oh, they had the time of their lives!"
See also: life, of, time

the time of one's life

An occasion of outstanding enjoyment. This term, a colloquial Americanism of the late nineteenth century, gained currency throughout the English-speaking world in the twentieth century. William Saroyan used it as the title of his 1939 play, The Time of Your Life.
See also: life, of, time