Meaning is what you make it. There doesn't always have to be something greater you're working toward. Your meaning is yours alone; create it, do it better than anyone, and enjoy your success.
To survive long enough to stumble into maturity and reproduce.
The purpose of life for any being is to reproduce. Nothing more, nothing less.
Of course, we are here for a reason. I breathe and think for a reason.
People I have seen the finale of thousands of lives. Young, old, each one so sure of their realness. You know that their sensory experience constituted a unique individual with purpose and meaning. So certain that they were more than biological puppet. The truth wills out, and everybody sees. Once the strings are cut, all fall down.
Not Ipso facto, but we give it meaning with our thoughts and actions.