Wiktionary
vb. One should live a very full life, without fear of possible future consequences.
Usage examples of "live life to the fullest".
Tyler was determined to live life to the fullest, enjoying every minute God granted him on earth.
Make your phone calls, quit your job, give up your apartment, send your family and friends your new address, and live life to the fullest.
Perhaps it was a holdover from her chosen self-reliant life-style all the way back in the dinosaur days of the '60s, but Edwina Godz was willing to live by the wisdom that if you wanted to live life to the fullest, without the pesky interference of the Man, you should definitely grow your own.
Beneath her unpredictable and at times aggressive exterior, there was a tremendous amount of fun and a desire to live life to the fullest.